16101555272 has 16 divisors (see below), whose sum is σ = 32934999600. Its totient is φ = 7318888720.

The previous prime is 16101555269. The next prime is 16101555277. The reversal of 16101555272 is 27255510161.

It is not an unprimeable number, because it can be changed into a prime (16101555277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91486022 + ... + 91486197.

It is an arithmetic number, because the mean of its divisors is an integer number (2058437475).

Almost surely, 2^16101555272 is an apocalyptic number.

It is an amenable number.

16101555272 is an abundant number, since it is smaller than the sum of its proper divisors (16833444328).

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

16101555272 is a wasteful number, since it uses less digits than its factorization.

16101555272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182972236 (or 182972232 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 35.

The spelling of 16101555272 in words is "sixteen billion, one hundred one million, five hundred fifty-five thousand, two hundred seventy-two".