40451551132 has 24 divisors (see below), whose sum is σ = 71614650800. Its totient is φ = 19991131776.

The previous prime is 40451551123. The next prime is 40451551193. The reversal of 40451551132 is 23115515404.

It is a junction number, because it is equal to n+sod(n) for n = 40451551094 and 40451551103.

It is a congruent number.

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, 64903 + ... + 291745.

Almost surely, 2^40451551132 is an apocalyptic number.

It is an amenable number.

40451551132 is a deficient number, since it is larger than the sum of its proper divisors (31163099668).

40451551132 is a wasteful number, since it uses less digits than its factorization.

40451551132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227365 (or 227363 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 40451551132 in words is "forty billion, four hundred fifty-one million, five hundred fifty-one thousand, one hundred thirty-two".