56606551774 has 4 divisors (see below), whose sum is σ = 84909827664. Its totient is φ = 28303275886.

The previous prime is 56606551759. The next prime is 56606551777. The reversal of 56606551774 is 47715560665.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56606551777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14151637942 + ... + 14151637945.

It is an arithmetic number, because the mean of its divisors is an integer number (21227456916).

Almost surely, 2^56606551774 is an apocalyptic number.

56606551774 is a deficient number, since it is larger than the sum of its proper divisors (28303275890).

56606551774 is a wasteful number, since it uses less digits than its factorization.

56606551774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28303275889.

The product of its (nonzero) digits is 5292000, while the sum is 52.

The spelling of 56606551774 in words is "fifty-six billion, six hundred six million, five hundred fifty-one thousand, seven hundred seventy-four".