1163640552413 has 32 divisors (see below), whose sum is σ = 1216695168000. Its totient is φ = 1112184792576.

The previous prime is 1163640552409. The next prime is 1163640552421. The reversal of 1163640552413 is 3142550463611.

It is a cyclic number.

It is not a de Polignac number, because 1163640552413 - 2² = 1163640552409 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163640552433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123275348 + ... + 123284786.

It is an arithmetic number, because the mean of its divisors is an integer number (38021724000).

Almost surely, 2^{1163640552413} is an apocalyptic number.

It is an amenable number.

1163640552413 is a deficient number, since it is larger than the sum of its proper divisors (53054615587).

1163640552413 is a wasteful number, since it uses less digits than its factorization.

1163640552413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9941.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 1163640552413 in words is "one trillion, one hundred sixty-three billion, six hundred forty million, five hundred fifty-two thousand, four hundred thirteen".