156076354225 has 45 divisors (see below), whose sum is σ = 213213338065. Its totient is φ = 113336247200.

The previous prime is 156076354211. The next prime is 156076354243. The reversal of 156076354225 is 522453670651.

It is a happy number.

The square root of 156076354225 is 395065.

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

It can be written as a sum of positive squares in 4 ways, for example, as 26407225009 + 129669129216 = 162503^2 + 360096^2 .

It is a de Polignac number, because none of the positive numbers 2^k-156076354225 is a prime.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 239013999 + ... + 239014651.

Almost surely, 2^156076354225 is an apocalyptic number.

156076354225 is the 395065-th square number.

156076354225 is the 197533-rd centered octagonal number.

It is an amenable number.

156076354225 is a deficient number, since it is larger than the sum of its proper divisors (57136983840).

156076354225 is an frugal number, since it uses more digits than its factorization.

156076354225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360 (or 669 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 46.

The spelling of 156076354225 in words is "one hundred fifty-six billion, seventy-six million, three hundred fifty-four thousand, two hundred twenty-five".