16327078620 has 24 divisors (see below), whose sum is σ = 45715820304. Its totient is φ = 4353887616.

The previous prime is 16327078549. The next prime is 16327078631. The reversal of 16327078620 is 2687072361.

It is a super-2 number, since 2×16327078620² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 136058929 + ... + 136059048.

It is an arithmetic number, because the mean of its divisors is an integer number (1904825846).

Almost surely, 2^16327078620 is an apocalyptic number.

16327078620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16327078620 is an abundant number, since it is smaller than the sum of its proper divisors (29388741684).

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

16327078620 is a wasteful number, since it uses less digits than its factorization.

16327078620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272117989 (or 272117987 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The spelling of 16327078620 in words is "sixteen billion, three hundred twenty-seven million, seventy-eight thousand, six hundred twenty".