55723029664751 has 2 divisors, whose sum is σ = 55723029664752. Its totient is φ = 55723029664750.

The previous prime is 55723029664741. The next prime is 55723029664879. The reversal of 55723029664751 is 15746692032755.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55723029664751 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55723029664711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27861514832375 + 27861514832376.

It is an arithmetic number, because the mean of its divisors is an integer number (27861514832376).

Almost surely, 2^{55723029664751} is an apocalyptic number.

55723029664751 is a deficient number, since it is larger than the sum of its proper divisors (1).

55723029664751 is an equidigital number, since it uses as much as digits as its factorization.

55723029664751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256000, while the sum is 62.

The spelling of 55723029664751 in words is "fifty-five trillion, seven hundred twenty-three billion, twenty-nine million, six hundred sixty-four thousand, seven hundred fifty-one".