156013940196 has 27 divisors (see below), whose sum is σ = 394374561763. Its totient is φ = 52003856760.

The previous prime is 156013940153. The next prime is 156013940263. The reversal of 156013940196 is 691049310651.

The square root of 156013940196 is 394986.

It is a perfect power (a square), and thus also a powerful number.

156013940196 is a `hidden beast` number, since 1 + 5 + 601 + 39 + 4 + 0 + 1 + 9 + 6 = 666.

156013940196 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2337001 + ... + 2402831.

Almost surely, 2^156013940196 is an apocalyptic number.

156013940196 is the 394986-th square number.

It is an amenable number.

156013940196 is an abundant number, since it is smaller than the sum of its proper divisors (238360621567).

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

156013940196 is an frugal number, since it uses more digits than its factorization.

156013940196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131672 (or 65836 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

It can be divided in two parts, 156013 and 940196, that added together give a square (1096209 = 1047²).

The spelling of 156013940196 in words is "one hundred fifty-six billion, thirteen million, nine hundred forty thousand, one hundred ninety-six".