60499999957 has 2 divisors, whose sum is σ = 60499999958. Its totient is φ = 60499999956.

The previous prime is 60499999771. The next prime is 60500000047. The reversal of 60499999957 is 75999999406.

60499999957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56694467236 + 3805532721 = 238106^2 + 61689^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60499999957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60499999057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30249999978 + 30249999979.

It is an arithmetic number, because the mean of its divisors is an integer number (30249999979).

Almost surely, 2^60499999957 is an apocalyptic number.

It is an amenable number.

60499999957 is a deficient number, since it is larger than the sum of its proper divisors (1).

60499999957 is an equidigital number, since it uses as much as digits as its factorization.

60499999957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 446410440, while the sum is 76.

The spelling of 60499999957 in words is "sixty billion, four hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred fifty-seven".