493851940531 has 2 divisors, whose sum is σ = 493851940532. Its totient is φ = 493851940530.

The previous prime is 493851940501. The next prime is 493851940553. The reversal of 493851940531 is 135049158394.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 493851940531 - 2⁹ = 493851940019 is a prime.

It is a super-2 number, since 2×493851940531² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (493851940501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246925970265 + 246925970266.

It is an arithmetic number, because the mean of its divisors is an integer number (246925970266).

Almost surely, 2^493851940531 is an apocalyptic number.

493851940531 is a deficient number, since it is larger than the sum of its proper divisors (1).

493851940531 is an equidigital number, since it uses as much as digits as its factorization.

493851940531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2332800, while the sum is 52.

The spelling of 493851940531 in words is "four hundred ninety-three billion, eight hundred fifty-one million, nine hundred forty thousand, five hundred thirty-one".