45949391408 has 10 divisors (see below), whose sum is σ = 89026945884. Its totient is φ = 22974695696.

The previous prime is 45949391407. The next prime is 45949391419. The reversal of 45949391408 is 80419394954.

It is a super-2 number, since 2×45949391408² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45949391407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1435918466 + ... + 1435918497.

Almost surely, 2^45949391408 is an apocalyptic number.

It is an amenable number.

45949391408 is a deficient number, since it is larger than the sum of its proper divisors (43077554476).

45949391408 is a wasteful number, since it uses less digits than its factorization.

45949391408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2871836971 (or 2871836965 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 56.

The spelling of 45949391408 in words is "forty-five billion, nine hundred forty-nine million, three hundred ninety-one thousand, four hundred eight".