51346288312782 has 64 divisors (see below), whose sum is σ = 110072654784000. Its totient is φ = 15938640867968.

The previous prime is 51346288312721. The next prime is 51346288312793. The reversal of 51346288312782 is 28721388264315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46640682 + ... + 47728877.

It is an arithmetic number, because the mean of its divisors is an integer number (1719885231000).

Almost surely, 2^{51346288312782} is an apocalyptic number.

51346288312782 is an abundant number, since it is smaller than the sum of its proper divisors (58726366471218).

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

51346288312782 is a wasteful number, since it uses less digits than its factorization.

51346288312782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94369705.

The product of its digits is 30965760, while the sum is 60.

The spelling of 51346288312782 in words is "fifty-one trillion, three hundred forty-six billion, two hundred eighty-eight million, three hundred twelve thousand, seven hundred eighty-two".