16451441007432 has 64 divisors (see below), whose sum is σ = 41295071220480. Its totient is φ = 5461641518592.

The previous prime is 16451441007389. The next prime is 16451441007487. The reversal of 16451441007432 is 23470014415461.

It is a happy number.

16451441007432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16451441007432² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10392708 + ... + 11870604.

It is an arithmetic number, because the mean of its divisors is an integer number (645235487820).

Almost surely, 2^{16451441007432} is an apocalyptic number.

16451441007432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16451441007432 is an abundant number, since it is smaller than the sum of its proper divisors (24843630213048).

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

16451441007432 is a wasteful number, since it uses less digits than its factorization.

16451441007432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479782 (or 1479778 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 16451441007432 in words is "sixteen trillion, four hundred fifty-one billion, four hundred forty-one million, seven thousand, four hundred thirty-two".