1151643743190 has 160 divisors (see below), whose sum is σ = 3179927393280. Its totient is φ = 298936624896.

The previous prime is 1151643743147. The next prime is 1151643743221. The reversal of 1151643743190 is 913473461511.

1151643743190 is a `hidden beast` number, since 1 + 1 + 5 + 164 + 374 + 31 + 90 = 666.

It is a super-2 number, since 2×1151643743190² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 5346496 + ... + 5557724.

It is an arithmetic number, because the mean of its divisors is an integer number (19874546208).

Almost surely, 2^{1151643743190} is an apocalyptic number.

1151643743190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1151643743190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1589963696640).

1151643743190 is an abundant number, since it is smaller than the sum of its proper divisors (2028283650090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1151643743190 is a wasteful number, since it uses less digits than its factorization.

1151643743190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211428 (or 211419 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 1151643743190 in words is "one trillion, one hundred fifty-one billion, six hundred forty-three million, seven hundred forty-three thousand, one hundred ninety".