51404056704001 has 2 divisors, whose sum is σ = 51404056704002. Its totient is φ = 51404056704000.

The previous prime is 51404056703977. The next prime is 51404056704031. The reversal of 51404056704001 is 10040765040415.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39331072559601 + 12072984144400 = 6271449^2 + 3474620^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51404056704001 is a prime.

It is not a weakly prime, because it can be changed into another prime (51404056704031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25702028352000 + 25702028352001.

It is an arithmetic number, because the mean of its divisors is an integer number (25702028352001).

Almost surely, 2^{51404056704001} is an apocalyptic number.

It is an amenable number.

51404056704001 is a deficient number, since it is larger than the sum of its proper divisors (1).

51404056704001 is an equidigital number, since it uses as much as digits as its factorization.

51404056704001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 37.

The spelling of 51404056704001 in words is "fifty-one trillion, four hundred four billion, fifty-six million, seven hundred four thousand, one".