56132901091 has 8 divisors (see below), whose sum is σ = 60593237280. Its totient is φ = 51840879552.

The previous prime is 56132901067. The next prime is 56132901127. The reversal of 56132901091 is 19010923165.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56132901091 - 2⁵ = 56132901059 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56132901091.

It is not an unprimeable number, because it can be changed into a prime (56132941091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42077970 + ... + 42079303.

It is an arithmetic number, because the mean of its divisors is an integer number (7574154660).

Almost surely, 2^56132901091 is an apocalyptic number.

56132901091 is a deficient number, since it is larger than the sum of its proper divisors (4460336189).

56132901091 is a wasteful number, since it uses less digits than its factorization.

56132901091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84157325.

The product of its (nonzero) digits is 14580, while the sum is 37.

The spelling of 56132901091 in words is "fifty-six billion, one hundred thirty-two million, nine hundred one thousand, ninety-one".