54660274957 has 2 divisors, whose sum is σ = 54660274958. Its totient is φ = 54660274956.

The previous prime is 54660274927. The next prime is 54660274969. The reversal of 54660274957 is 75947206645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53997675876 + 662599081 = 232374^2 + 25741^2 .

It is a cyclic number.

It is not a de Polignac number, because 54660274957 - 2⁷ = 54660274829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54660274898 and 54660274907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54660274927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27330137478 + 27330137479.

It is an arithmetic number, because the mean of its divisors is an integer number (27330137479).

Almost surely, 2^54660274957 is an apocalyptic number.

It is an amenable number.

54660274957 is a deficient number, since it is larger than the sum of its proper divisors (1).

54660274957 is an equidigital number, since it uses as much as digits as its factorization.

54660274957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12700800, while the sum is 55.

The spelling of 54660274957 in words is "fifty-four billion, six hundred sixty million, two hundred seventy-four thousand, nine hundred fifty-seven".