51442041682 has 16 divisors (see below), whose sum is σ = 81228699360. Its totient is φ = 24365956032.

The previous prime is 51442041659. The next prime is 51442041727. The reversal of 51442041682 is 28614024415.

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, 1298053 + ... + 1337095.

It is an arithmetic number, because the mean of its divisors is an integer number (5076793710).

Almost surely, 2^51442041682 is an apocalyptic number.

51442041682 is a deficient number, since it is larger than the sum of its proper divisors (29786657678).

51442041682 is a wasteful number, since it uses less digits than its factorization.

51442041682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73737.

The product of its (nonzero) digits is 61440, while the sum is 37.

The spelling of 51442041682 in words is "fifty-one billion, four hundred forty-two million, forty-one thousand, six hundred eighty-two".