54461990039 has 2 divisors, whose sum is σ = 54461990040. Its totient is φ = 54461990038.

The previous prime is 54461989987. The next prime is 54461990057. The reversal of 54461990039 is 93009916445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54461990039 - 2⁸ = 54461989783 is a prime.

It is a super-2 number, since 2×54461990039² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54461990239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27230995019 + 27230995020.

It is an arithmetic number, because the mean of its divisors is an integer number (27230995020).

Almost surely, 2^54461990039 is an apocalyptic number.

54461990039 is a deficient number, since it is larger than the sum of its proper divisors (1).

54461990039 is an equidigital number, since it uses as much as digits as its factorization.

54461990039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1049760, while the sum is 50.

The spelling of 54461990039 in words is "fifty-four billion, four hundred sixty-one million, nine hundred ninety thousand, thirty-nine".