51011623664776 has 16 divisors (see below), whose sum is σ = 95646891594240. Its totient is φ = 25505785906320.

The previous prime is 51011623664773. The next prime is 51011623664809. The reversal of 51011623664776 is 67746632611015.

It is not an unprimeable number, because it can be changed into a prime (51011623664773) 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, 7039881 + ... + 12311911.

It is an arithmetic number, because the mean of its divisors is an integer number (5977930724640).

Almost surely, 2^{51011623664776} is an apocalyptic number.

It is an amenable number.

51011623664776 is a deficient number, since it is larger than the sum of its proper divisors (44635267929464).

51011623664776 is a wasteful number, since it uses less digits than its factorization.

51011623664776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6481524 (or 6481520 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 55.

The spelling of 51011623664776 in words is "fifty-one trillion, eleven billion, six hundred twenty-three million, six hundred sixty-four thousand, seven hundred seventy-six".