16542634460 has 48 divisors (see below), whose sum is σ = 38272947552. Its totient is φ = 5955936000.

The previous prime is 16542634441. The next prime is 16542634481. The reversal of 16542634460 is 6443624561.

It is a congruent number.

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, 350027 + ... + 394466.

It is an arithmetic number, because the mean of its divisors is an integer number (797353074).

Almost surely, 2^16542634460 is an apocalyptic number.

16542634460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16542634460 is an abundant number, since it is smaller than the sum of its proper divisors (21730313092).

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

16542634460 is a wasteful number, since it uses less digits than its factorization.

16542634460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744614 (or 744612 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 16542634460 in words is "sixteen billion, five hundred forty-two million, six hundred thirty-four thousand, four hundred sixty".