51240544404315 has 256 divisors, whose sum is σ = 100191438176256. Its totient is φ = 21873825792000.

The previous prime is 51240544404293. The next prime is 51240544404419. The reversal of 51240544404315 is 51340444504215.

It is not a de Polignac number, because 51240544404315 - 2⁶ = 51240544404251 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 2525772102 + ... + 2525792388.

It is an arithmetic number, because the mean of its divisors is an integer number (391372805376).

Almost surely, 2^{51240544404315} is an apocalyptic number.

51240544404315 is a deficient number, since it is larger than the sum of its proper divisors (48950893771941).

51240544404315 is a wasteful number, since it uses less digits than its factorization.

51240544404315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20638.

The product of its (nonzero) digits is 768000, while the sum is 42.

The spelling of 51240544404315 in words is "fifty-one trillion, two hundred forty billion, five hundred forty-four million, four hundred four thousand, three hundred fifteen".