45949391464 has 32 divisors (see below), whose sum is σ = 86875084800. Its totient is φ = 22782876480.

The previous prime is 45949391447. The next prime is 45949391473. The reversal of 45949391464 is 46419394954.

It is a super-2 number, since 2×45949391464² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45949391399 and 45949391408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2368797 + ... + 2388115.

It is an arithmetic number, because the mean of its divisors is an integer number (2714846400).

Almost surely, 2^45949391464 is an apocalyptic number.

It is an amenable number.

45949391464 is a deficient number, since it is larger than the sum of its proper divisors (40925693336).

45949391464 is a wasteful number, since it uses less digits than its factorization.

45949391464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21793 (or 21789 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 58.

The spelling of 45949391464 in words is "forty-five billion, nine hundred forty-nine million, three hundred ninety-one thousand, four hundred sixty-four".