54431163437723 has 2 divisors, whose sum is σ = 54431163437724. Its totient is φ = 54431163437722.

The previous prime is 54431163437713. The next prime is 54431163437731. The reversal of 54431163437723 is 32773436113445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54431163437723 - 2²⁶ = 54431096328859 is a prime.

It is a super-2 number, since 2×54431163437723² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54431163437713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27215581718861 + 27215581718862.

It is an arithmetic number, because the mean of its divisors is an integer number (27215581718862).

Almost surely, 2^{54431163437723} is an apocalyptic number.

54431163437723 is a deficient number, since it is larger than the sum of its proper divisors (1).

54431163437723 is an equidigital number, since it uses as much as digits as its factorization.

54431163437723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15240960, while the sum is 53.

The spelling of 54431163437723 in words is "fifty-four trillion, four hundred thirty-one billion, one hundred sixty-three million, four hundred thirty-seven thousand, seven hundred twenty-three".