51306584240432 has 40 divisors (see below), whose sum is σ = 99679158347280. Its totient is φ = 25582967746560.

The previous prime is 51306584240333. The next prime is 51306584240491. The reversal of 51306584240432 is 23404248560315.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20896928 + ... + 23222720.

It is an arithmetic number, because the mean of its divisors is an integer number (2491978958682).

Almost surely, 2^{51306584240432} is an apocalyptic number.

It is an amenable number.

51306584240432 is a deficient number, since it is larger than the sum of its proper divisors (48372574106848).

51306584240432 is a wasteful number, since it uses less digits than its factorization.

51306584240432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2329581 (or 2329575 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 47.

The spelling of 51306584240432 in words is "fifty-one trillion, three hundred six billion, five hundred eighty-four million, two hundred forty thousand, four hundred thirty-two".