45424336320 has 168 divisors, whose sum is σ = 170444617200. Its totient is φ = 11011952640.

The previous prime is 45424336313. The next prime is 45424336351. The reversal of 45424336320 is 2363342454.

45424336320 is a `hidden beast` number, since 4 + 54 + 243 + 363 + 2 + 0 = 666.

It is a super-2 number, since 2×45424336320² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 685245 + ... + 748604.

Almost surely, 2^45424336320 is an apocalyptic number.

45424336320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45424336320 is an abundant number, since it is smaller than the sum of its proper divisors (125020280880).

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

45424336320 is a wasteful number, since it uses less digits than its factorization.

45424336320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1433883 (or 1433870 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 36.

Adding to 45424336320 its reverse (2363342454), we get a palindrome (47787678774).

The spelling of 45424336320 in words is "forty-five billion, four hundred twenty-four million, three hundred thirty-six thousand, three hundred twenty".