55056060097957 has 2 divisors, whose sum is σ = 55056060097958. Its totient is φ = 55056060097956.

The previous prime is 55056060097937. The next prime is 55056060098029. The reversal of 55056060097957 is 75979006065055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52168392027361 + 2887668070596 = 7222769^2 + 1699314^2 .

It is a cyclic number.

It is not a de Polignac number, because 55056060097957 - 2¹¹ = 55056060095909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55056060097937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27528030048978 + 27528030048979.

It is an arithmetic number, because the mean of its divisors is an integer number (27528030048979).

Almost surely, 2^{55056060097957} is an apocalyptic number.

It is an amenable number.

55056060097957 is a deficient number, since it is larger than the sum of its proper divisors (1).

55056060097957 is an equidigital number, since it uses as much as digits as its factorization.

55056060097957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 89302500, while the sum is 64.

The spelling of 55056060097957 in words is "fifty-five trillion, fifty-six billion, sixty million, ninety-seven thousand, nine hundred fifty-seven".