45403514532 has 72 divisors (see below), whose sum is σ = 116725184576. Its totient is φ = 14877618624.

The previous prime is 45403514509. The next prime is 45403514549. The reversal of 45403514532 is 23541530454.

45403514532 is a `hidden beast` number, since 45 + 40 + 35 + 14 + 532 = 666.

It is a super-2 number, since 2×45403514532² (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 an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1155318 + ... + 1193970.

Almost surely, 2^45403514532 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45403514532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58362592288).

45403514532 is an abundant number, since it is smaller than the sum of its proper divisors (71321670044).

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

45403514532 is a wasteful number, since it uses less digits than its factorization.

45403514532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39217 (or 39212 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 45403514532 in words is "forty-five billion, four hundred three million, five hundred fourteen thousand, five hundred thirty-two".