56024458121 has 4 divisors (see below), whose sum is σ = 56062237392. Its totient is φ = 55986678852.

The previous prime is 56024458111. The next prime is 56024458141. The reversal of 56024458121 is 12185442065.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56024458121 - 2⁶ = 56024458057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56024458111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18887411 + ... + 18890376.

It is an arithmetic number, because the mean of its divisors is an integer number (14015559348).

Almost surely, 2^56024458121 is an apocalyptic number.

It is an amenable number.

56024458121 is a deficient number, since it is larger than the sum of its proper divisors (37779271).

56024458121 is a wasteful number, since it uses less digits than its factorization.

56024458121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37779270.

The product of its (nonzero) digits is 76800, while the sum is 38.

The spelling of 56024458121 in words is "fifty-six billion, twenty-four million, four hundred fifty-eight thousand, one hundred twenty-one".