45940264443 has 24 divisors (see below), whose sum is σ = 67298957232. Its totient is φ = 30193026048.

The previous prime is 45940264439. The next prime is 45940264459. The reversal of 45940264443 is 34446204954.

It is not a de Polignac number, because 45940264443 - 2² = 45940264439 is a prime.

It is a super-2 number, since 2×45940264443² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45940263443) 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 in 23 ways as a sum of consecutive naturals, for example, 1477980 + ... + 1508742.

It is an arithmetic number, because the mean of its divisors is an integer number (2804123218).

Almost surely, 2^45940264443 is an apocalyptic number.

45940264443 is a deficient number, since it is larger than the sum of its proper divisors (21358692789).

45940264443 is a wasteful number, since it uses less digits than its factorization.

45940264443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33115 (or 33112 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 45940264443 in words is "forty-five billion, nine hundred forty million, two hundred sixty-four thousand, four hundred forty-three".