156621150022153 has 4 divisors (see below), whose sum is σ = 156831945648768. Its totient is φ = 156410354395540.

The previous prime is 156621150022147. The next prime is 156621150022213. The reversal of 156621150022153 is 351220051126651.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-156621150022153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (156621150052153) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 105397812193 + ... + 105397813678.

It is an arithmetic number, because the mean of its divisors is an integer number (39207986412192).

Almost surely, 2^{156621150022153} is an apocalyptic number.

It is an amenable number.

156621150022153 is a deficient number, since it is larger than the sum of its proper divisors (210795626615).

156621150022153 is an equidigital number, since it uses as much as digits as its factorization.

156621150022153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210795626614.

The product of its (nonzero) digits is 108000, while the sum is 40.

The spelling of 156621150022153 in words is "one hundred fifty-six trillion, six hundred twenty-one billion, one hundred fifty million, twenty-two thousand, one hundred fifty-three".