51958429704 has 48 divisors (see below), whose sum is σ = 141304697820. Its totient is φ = 17247605760.

The previous prime is 51958429661. The next prime is 51958429727. The reversal of 51958429704 is 40792485915.

It is a happy number.

51958429704 is a `hidden beast` number, since 51 + 9 + 584 + 2 + 9 + 7 + 0 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 42588576900 + 9369852804 = 206370^2 + 96798^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1479837 + ... + 1514540.

Almost surely, 2^51958429704 is an apocalyptic number.

It is an amenable number.

51958429704 is an abundant number, since it is smaller than the sum of its proper divisors (89346268116).

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

51958429704 is a wasteful number, since it uses less digits than its factorization.

51958429704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2994630 (or 2994623 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 51958429704 in words is "fifty-one billion, nine hundred fifty-eight million, four hundred twenty-nine thousand, seven hundred four".