156640225355 has 8 divisors (see below), whose sum is σ = 188006098032. Its totient is φ = 125286961888.

The previous prime is 156640225321. The next prime is 156640225381. The reversal of 156640225355 is 553522046651.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 156640225355 - 2⁸ = 156640225099 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3124949 + ... + 3174678.

It is an arithmetic number, because the mean of its divisors is an integer number (23500762254).

Almost surely, 2^156640225355 is an apocalyptic number.

156640225355 is a deficient number, since it is larger than the sum of its proper divisors (31365872677).

156640225355 is an equidigital number, since it uses as much as digits as its factorization.

156640225355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6304605.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 156640225355 in words is "one hundred fifty-six billion, six hundred forty million, two hundred twenty-five thousand, three hundred fifty-five".