56111521054 has 8 divisors (see below), whose sum is σ = 84169079280. Its totient is φ = 28055161296.

The previous prime is 56111521051. The next prime is 56111521079. The reversal of 56111521054 is 45012511165.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56111521051) 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, 171634 + ... + 376405.

It is an arithmetic number, because the mean of its divisors is an integer number (10521134910).

Almost surely, 2^56111521054 is an apocalyptic number.

56111521054 is a deficient number, since it is larger than the sum of its proper divisors (28057558226).

56111521054 is a wasteful number, since it uses less digits than its factorization.

56111521054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599234.

The product of its (nonzero) digits is 6000, while the sum is 31.

It can be divided in two parts, 561115 and 21054, that added together give a square (582169 = 763²).

The spelling of 56111521054 in words is "fifty-six billion, one hundred eleven million, five hundred twenty-one thousand, fifty-four".