54940895831 has 2 divisors, whose sum is σ = 54940895832. Its totient is φ = 54940895830.

The previous prime is 54940895797. The next prime is 54940895837. The reversal of 54940895831 is 13859804945.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54940895831 - 2¹⁸ = 54940633687 is a prime.

It is a super-2 number, since 2×54940895831² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54940895837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27470447915 + 27470447916.

It is an arithmetic number, because the mean of its divisors is an integer number (27470447916).

Almost surely, 2^54940895831 is an apocalyptic number.

54940895831 is a deficient number, since it is larger than the sum of its proper divisors (1).

54940895831 is an equidigital number, since it uses as much as digits as its factorization.

54940895831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6220800, while the sum is 56.

The spelling of 54940895831 in words is "fifty-four billion, nine hundred forty million, eight hundred ninety-five thousand, eight hundred thirty-one".