502454994931 has 2 divisors, whose sum is σ = 502454994932. Its totient is φ = 502454994930.

The previous prime is 502454994901. The next prime is 502454994983. The reversal of 502454994931 is 139499454205.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 502454994931 - 2³¹ = 500307511283 is a prime.

It is a super-2 number, since 2×502454994931² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (502454994901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251227497465 + 251227497466.

It is an arithmetic number, because the mean of its divisors is an integer number (251227497466).

Almost surely, 2^502454994931 is an apocalyptic number.

502454994931 is a deficient number, since it is larger than the sum of its proper divisors (1).

502454994931 is an equidigital number, since it uses as much as digits as its factorization.

502454994931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6998400, while the sum is 55.

The spelling of 502454994931 in words is "five hundred two billion, four hundred fifty-four million, nine hundred ninety-four thousand, nine hundred thirty-one".