156225086078 has 4 divisors (see below), whose sum is σ = 234337629120. Its totient is φ = 78112543038.

The previous prime is 156225086063. The next prime is 156225086089. The reversal of 156225086078 is 870680522651.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 870680522651 = 61 ⋅14273451191.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39056271518 + ... + 39056271521.

It is an arithmetic number, because the mean of its divisors is an integer number (58584407280).

Almost surely, 2^156225086078 is an apocalyptic number.

156225086078 is a deficient number, since it is larger than the sum of its proper divisors (78112543042).

156225086078 is an equidigital number, since it uses as much as digits as its factorization.

156225086078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78112543041.

The product of its (nonzero) digits is 1612800, while the sum is 50.

The spelling of 156225086078 in words is "one hundred fifty-six billion, two hundred twenty-five million, eighty-six thousand, seventy-eight".