156481655 has 16 divisors (see below), whose sum is σ = 205209504. Its totient is φ = 113604480.

The previous prime is 156481607. The next prime is 156481679. The reversal of 156481655 is 556184651.

It is not a de Polignac number, because 156481655 - 2¹⁴ = 156465271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33737 + ... + 38093.

It is an arithmetic number, because the mean of its divisors is an integer number (12825594).

Almost surely, 2^156481655 is an apocalyptic number.

156481655 is a deficient number, since it is larger than the sum of its proper divisors (48727849).

156481655 is a wasteful number, since it uses less digits than its factorization.

156481655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5026.

The product of its digits is 144000, while the sum is 41.

The square root of 156481655 is about 12509.2627680451. The cubic root of 156481655 is about 538.8747200409.

The spelling of 156481655 in words is "one hundred fifty-six million, four hundred eighty-one thousand, six hundred fifty-five".