1169436191040 has 1120 divisors, whose sum is σ = 4580064276480. Its totient is φ = 281506627584.

The previous prime is 1169436191023. The next prime is 1169436191051. The reversal of 1169436191040 is 401916349611.

1169436191040 is a `hidden beast` number, since 1 + 16 + 9 + 4 + 3 + 619 + 10 + 4 + 0 = 666.

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 polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 5244108369 + ... + 5244108591.

It is an arithmetic number, because the mean of its divisors is an integer number (4089343104).

Almost surely, 2^{1169436191040} is an apocalyptic number.

1169436191040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1169436191040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2290032138240).

1169436191040 is an abundant number, since it is smaller than the sum of its proper divisors (3410628085440).

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

1169436191040 is a wasteful number, since it uses less digits than its factorization.

1169436191040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541 (or 522 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The spelling of 1169436191040 in words is "one trillion, one hundred sixty-nine billion, four hundred thirty-six million, one hundred ninety-one thousand, forty".