51042424435 has 24 divisors (see below), whose sum is σ = 67796295840. Its totient is φ = 36760956672.

The previous prime is 51042424393. The next prime is 51042424441. The reversal of 51042424435 is 53442424015.

It is not a de Polignac number, because 51042424435 - 2²⁷ = 50908206707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51042424435.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 522615 + ... + 612544.

It is an arithmetic number, because the mean of its divisors is an integer number (2824845660).

Almost surely, 2^51042424435 is an apocalyptic number.

51042424435 is a deficient number, since it is larger than the sum of its proper divisors (16753871405).

51042424435 is a wasteful number, since it uses less digits than its factorization.

51042424435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135227 (or 1135204 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

The spelling of 51042424435 in words is "fifty-one billion, forty-two million, four hundred twenty-four thousand, four hundred thirty-five".