51826344826 has 16 divisors (see below), whose sum is σ = 77866665984. Its totient is φ = 25870819824.

The previous prime is 51826344769. The next prime is 51826344847. The reversal of 51826344826 is 62844362815.

It is a self number, because there is not a number n which added to its sum of digits gives 51826344826.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4407511 + ... + 4419253.

It is an arithmetic number, because the mean of its divisors is an integer number (4866666624).

Almost surely, 2^51826344826 is an apocalyptic number.

51826344826 is a deficient number, since it is larger than the sum of its proper divisors (26040321158).

51826344826 is a wasteful number, since it uses less digits than its factorization.

51826344826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15165.

The product of its digits is 2211840, while the sum is 49.

The spelling of 51826344826 in words is "fifty-one billion, eight hundred twenty-six million, three hundred forty-four thousand, eight hundred twenty-six".