403972073152 has 56 divisors (see below), whose sum is σ = 837025209360. Its totient is φ = 193198279680.

The previous prime is 403972073149. The next prime is 403972073177. The reversal of 403972073152 is 251370279304.

It is a junction number, because it is equal to n+sod(n) for n = 403972073099 and 403972073108.

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, 818499 + ... + 1215682.

Almost surely, 2^403972073152 is an apocalyptic number.

It is an amenable number.

403972073152 is an abundant number, since it is smaller than the sum of its proper divisors (433053136208).

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

403972073152 is a wasteful number, since it uses less digits than its factorization.

403972073152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034329 (or 2034319 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 43.

The spelling of 403972073152 in words is "four hundred three billion, nine hundred seventy-two million, seventy-three thousand, one hundred fifty-two".