156442648 has 16 divisors (see below), whose sum is σ = 293574960. Its totient is φ = 78156000.

The previous prime is 156442639. The next prime is 156442651. The reversal of 156442648 is 846244651.

156442648 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×156442648² = 48948604226503808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 156442648.

It is a congruent number.

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, 2893 + ... + 17923.

It is an arithmetic number, because the mean of its divisors is an integer number (18348435).

Almost surely, 2^156442648 is an apocalyptic number.

It is an amenable number.

156442648 is a deficient number, since it is larger than the sum of its proper divisors (137132312).

156442648 is a wasteful number, since it uses less digits than its factorization.

156442648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16338 (or 16334 counting only the distinct ones).

The product of its digits is 184320, while the sum is 40.

The square root of 156442648 is about 12507.7035462150. The cubic root of 156442648 is about 538.8299402806.

The spelling of 156442648 in words is "one hundred fifty-six million, four hundred forty-two thousand, six hundred forty-eight".