51151504502 has 16 divisors (see below), whose sum is σ = 88328357280. Its totient is φ = 21762057408.

The previous prime is 51151504487. The next prime is 51151504543. The reversal of 51151504502 is 20540515115.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13332677 + ... + 13336512.

It is an arithmetic number, because the mean of its divisors is an integer number (5520522330).

Almost surely, 2^51151504502 is an apocalyptic number.

51151504502 is a deficient number, since it is larger than the sum of its proper divisors (37176852778).

51151504502 is a wasteful number, since it uses less digits than its factorization.

51151504502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26669335.

The product of its (nonzero) digits is 5000, while the sum is 29.

The spelling of 51151504502 in words is "fifty-one billion, one hundred fifty-one million, five hundred four thousand, five hundred two".