503245651631 has 2 divisors, whose sum is σ = 503245651632. Its totient is φ = 503245651630.

The previous prime is 503245651471. The next prime is 503245651661. The reversal of 503245651631 is 136156542305.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 503245651631 - 2¹⁸ = 503245389487 is a prime.

It is a super-2 number, since 2×503245651631² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503245651661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251622825815 + 251622825816.

It is an arithmetic number, because the mean of its divisors is an integer number (251622825816).

Almost surely, 2^503245651631 is an apocalyptic number.

503245651631 is a deficient number, since it is larger than the sum of its proper divisors (1).

503245651631 is an equidigital number, since it uses as much as digits as its factorization.

503245651631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 503245651631 in words is "five hundred three billion, two hundred forty-five million, six hundred fifty-one thousand, six hundred thirty-one".