16452472732432 has 40 divisors (see below), whose sum is σ = 34774990276032. Its totient is φ = 7478300860800.

The previous prime is 16452472732427. The next prime is 16452472732457. The reversal of 16452472732432 is 23423727425461.

It is a super-2 number, since 2×16452472732432² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16452472732432.

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, 14211318 + ... + 15325354.

Almost surely, 2^{16452472732432} is an apocalyptic number.

It is an amenable number.

16452472732432 is an abundant number, since it is smaller than the sum of its proper divisors (18322517543600).

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

16452472732432 is a wasteful number, since it uses less digits than its factorization.

16452472732432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197967 (or 1197961 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 52.

The spelling of 16452472732432 in words is "sixteen trillion, four hundred fifty-two billion, four hundred seventy-two million, seven hundred thirty-two thousand, four hundred thirty-two".