1145135987622 has 192 divisors, whose sum is σ = 2985827443200. Its totient is φ = 324114436800.

The previous prime is 1145135987557. The next prime is 1145135987711. The reversal of 1145135987622 is 2267895315411.

1145135987622 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 1 + 3 + 5 + 9 + 8 + 7 + 622 = 666.

It is a super-2 number, since 2×1145135987622² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) 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 (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8749408 + ... + 8879324.

It is an arithmetic number, because the mean of its divisors is an integer number (15551184600).

Almost surely, 2^{1145135987622} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1145135987622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1492913721600).

1145135987622 is an abundant number, since it is smaller than the sum of its proper divisors (1840691455578).

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

1145135987622 is a wasteful number, since it uses less digits than its factorization.

1145135987622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130040 (or 130023 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 54.

The spelling of 1145135987622 in words is "one trillion, one hundred forty-five billion, one hundred thirty-five million, nine hundred eighty-seven thousand, six hundred twenty-two".