56756819006 has 4 divisors (see below), whose sum is σ = 85135228512. Its totient is φ = 28378409502.

The previous prime is 56756818969. The next prime is 56756819017. The reversal of 56756819006 is 60091865765.

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

It is a super-3 number, since 3×56756819006³ (a number of 33 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14189204750 + ... + 14189204753.

It is an arithmetic number, because the mean of its divisors is an integer number (21283807128).

Almost surely, 2^56756819006 is an apocalyptic number.

56756819006 is a deficient number, since it is larger than the sum of its proper divisors (28378409506).

56756819006 is a wasteful number, since it uses less digits than its factorization.

56756819006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28378409505.

The product of its (nonzero) digits is 2721600, while the sum is 53.

The spelling of 56756819006 in words is "fifty-six billion, seven hundred fifty-six million, eight hundred nineteen thousand, six".