16667426532 has 24 divisors (see below), whose sum is σ = 39014922016. Its totient is φ = 5538057408.

The previous prime is 16667426513. The next prime is 16667426609. The reversal of 16667426532 is 23562476661.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

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, 2215018 + ... + 2222529.

Almost surely, 2^16667426532 is an apocalyptic number.

16667426532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16667426532 is an abundant number, since it is smaller than the sum of its proper divisors (22347495484).

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

16667426532 is a wasteful number, since it uses less digits than its factorization.

16667426532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4437867 (or 4437865 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 48.

The spelling of 16667426532 in words is "sixteen billion, six hundred sixty-seven million, four hundred twenty-six thousand, five hundred thirty-two".