45957898643 has 2 divisors, whose sum is σ = 45957898644. Its totient is φ = 45957898642.

The previous prime is 45957898631. The next prime is 45957898667. The reversal of 45957898643 is 34689875954.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45957898643 - 2⁴ = 45957898627 is a prime.

It is a super-2 number, since 2×45957898643² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (45957898043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22978949321 + 22978949322.

It is an arithmetic number, because the mean of its divisors is an integer number (22978949322).

Almost surely, 2^45957898643 is an apocalyptic number.

45957898643 is a deficient number, since it is larger than the sum of its proper divisors (1).

45957898643 is an equidigital number, since it uses as much as digits as its factorization.

45957898643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 261273600, while the sum is 68.

The spelling of 45957898643 in words is "forty-five billion, nine hundred fifty-seven million, eight hundred ninety-eight thousand, six hundred forty-three".