157801909308 has 12 divisors (see below), whose sum is σ = 368204455080. Its totient is φ = 52600636432.

The previous prime is 157801909283. The next prime is 157801909357. The reversal of 157801909308 is 803909108751.

157801909308 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 6575079543 + ... + 6575079566.

It is an arithmetic number, because the mean of its divisors is an integer number (30683704590).

Almost surely, 2^157801909308 is an apocalyptic number.

It is an amenable number.

157801909308 is an abundant number, since it is smaller than the sum of its proper divisors (210402545772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

157801909308 is a wasteful number, since it uses less digits than its factorization.

157801909308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13150159116 (or 13150159114 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 51.

The spelling of 157801909308 in words is "one hundred fifty-seven billion, eight hundred one million, nine hundred nine thousand, three hundred eight".