51624115575212 has 6 divisors (see below), whose sum is σ = 90342202256628. Its totient is φ = 25812057787604.

The previous prime is 51624115575209. The next prime is 51624115575293. The reversal of 51624115575212 is 21257551142615.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6453014446898 + ... + 6453014446905.

It is an arithmetic number, because the mean of its divisors is an integer number (15057033709438).

Almost surely, 2^{51624115575212} is an apocalyptic number.

It is an amenable number.

51624115575212 is a deficient number, since it is larger than the sum of its proper divisors (38718086681416).

51624115575212 is a wasteful number, since it uses less digits than its factorization.

51624115575212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12906028893807 (or 12906028893805 counting only the distinct ones).

The product of its digits is 840000, while the sum is 47.

The spelling of 51624115575212 in words is "fifty-one trillion, six hundred twenty-four billion, one hundred fifteen million, five hundred seventy-five thousand, two hundred twelve".