16725623212 has 12 divisors (see below), whose sum is σ = 30279145680. Its totient is φ = 8074438736.

The previous prime is 16725623197. The next prime is 16725623231. The reversal of 16725623212 is 21232652761.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72093088 + ... + 72093319.

It is an arithmetic number, because the mean of its divisors is an integer number (2523262140).

Almost surely, 2^16725623212 is an apocalyptic number.

It is an amenable number.

16725623212 is a deficient number, since it is larger than the sum of its proper divisors (13553522468).

16725623212 is a wasteful number, since it uses less digits than its factorization.

16725623212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144186440 (or 144186438 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The spelling of 16725623212 in words is "sixteen billion, seven hundred twenty-five million, six hundred twenty-three thousand, two hundred twelve".