496851618643 has 2 divisors, whose sum is σ = 496851618644. Its totient is φ = 496851618642.

The previous prime is 496851618623. The next prime is 496851618649. The reversal of 496851618643 is 346816158694.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-496851618643 is a prime.

It is a super-2 number, since 2×496851618643² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (496851618649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248425809321 + 248425809322.

It is an arithmetic number, because the mean of its divisors is an integer number (248425809322).

Almost surely, 2^496851618643 is an apocalyptic number.

496851618643 is a deficient number, since it is larger than the sum of its proper divisors (1).

496851618643 is an equidigital number, since it uses as much as digits as its factorization.

496851618643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29859840, while the sum is 61.

The spelling of 496851618643 in words is "four hundred ninety-six billion, eight hundred fifty-one million, six hundred eighteen thousand, six hundred forty-three".