45946323520 has 112 divisors (see below), whose sum is σ = 114351937920. Its totient is φ = 17550934016.

The previous prime is 45946323491. The next prime is 45946323523. The reversal of 45946323520 is 2532364954.

It is a super-2 number, since 2×45946323520² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45946323523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4845504 + ... + 4854976.

Almost surely, 2^45946323520 is an apocalyptic number.

45946323520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45946323520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57175968960).

45946323520 is an abundant number, since it is smaller than the sum of its proper divisors (68405614400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45946323520 is a wasteful number, since it uses less digits than its factorization.

45946323520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10172 (or 10162 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 45946323520 in words is "forty-five billion, nine hundred forty-six million, three hundred twenty-three thousand, five hundred twenty".