51082098004 has 18 divisors (see below), whose sum is σ = 103988557050. Its totient is φ = 21892327632.

The previous prime is 51082097993. The next prime is 51082098013. The reversal of 51082098004 is 40089028015.

It can be written as a sum of positive squares in only one way, i.e., 46979695504 + 4102402500 = 216748^2 + 64050^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 130311279 + ... + 130311670.

Almost surely, 2^51082098004 is an apocalyptic number.

It is an amenable number.

51082098004 is an abundant number, since it is smaller than the sum of its proper divisors (52906459046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51082098004 is a wasteful number, since it uses less digits than its factorization.

51082098004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260622967 (or 260622958 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 37.

The spelling of 51082098004 in words is "fifty-one billion, eighty-two million, ninety-eight thousand, four".