156604221034 has 16 divisors (see below), whose sum is σ = 252227514816. Its totient is φ = 72658129600.

The previous prime is 156604220989. The next prime is 156604221049. The reversal of 156604221034 is 430122406651.

156604221034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

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 7 ways as a sum of consecutive naturals, for example, 32434252 + ... + 32439079.

It is an arithmetic number, because the mean of its divisors is an integer number (15764219676).

Almost surely, 2^156604221034 is an apocalyptic number.

156604221034 is a deficient number, since it is larger than the sum of its proper divisors (95623293782).

156604221034 is a wasteful number, since it uses less digits than its factorization.

156604221034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64873421.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 156604221034 its reverse (430122406651), we get a palindrome (586726627685).

The spelling of 156604221034 in words is "one hundred fifty-six billion, six hundred four million, two hundred twenty-one thousand, thirty-four".