60556472957 has 2 divisors, whose sum is σ = 60556472958. Its totient is φ = 60556472956.

The previous prime is 60556472929. The next prime is 60556472993. The reversal of 60556472957 is 75927465506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48976345636 + 11580127321 = 221306^2 + 107611^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60556472957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60556472927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30278236478 + 30278236479.

It is an arithmetic number, because the mean of its divisors is an integer number (30278236479).

Almost surely, 2^60556472957 is an apocalyptic number.

It is an amenable number.

60556472957 is a deficient number, since it is larger than the sum of its proper divisors (1).

60556472957 is an equidigital number, since it uses as much as digits as its factorization.

60556472957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876000, while the sum is 56.

The spelling of 60556472957 in words is "sixty billion, five hundred fifty-six million, four hundred seventy-two thousand, nine hundred fifty-seven".