45949357073 has 2 divisors, whose sum is σ = 45949357074. Its totient is φ = 45949357072.

The previous prime is 45949357067. The next prime is 45949357093. The reversal of 45949357073 is 37075394954.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24789872704 + 21159484369 = 157448^2 + 145463^2 .

It is a cyclic number.

It is not a de Polignac number, because 45949357073 - 2²⁸ = 45680921617 is a prime.

It is a super-2 number, since 2×45949357073² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45949357043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22974678536 + 22974678537.

It is an arithmetic number, because the mean of its divisors is an integer number (22974678537).

Almost surely, 2^45949357073 is an apocalyptic number.

It is an amenable number.

45949357073 is a deficient number, since it is larger than the sum of its proper divisors (1).

45949357073 is an equidigital number, since it uses as much as digits as its factorization.

45949357073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14288400, while the sum is 56.

The spelling of 45949357073 in words is "forty-five billion, nine hundred forty-nine million, three hundred fifty-seven thousand, seventy-three".