157296668 has 24 divisors (see below), whose sum is σ = 290715600. Its totient is φ = 74262528.

The previous prime is 157296641. The next prime is 157296679. The reversal of 157296668 is 866692751.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20828 + ... + 27356.

It is an arithmetic number, because the mean of its divisors is an integer number (12113150).

Almost surely, 2^157296668 is an apocalyptic number.

It is an amenable number.

157296668 is a deficient number, since it is larger than the sum of its proper divisors (133418932).

157296668 is a wasteful number, since it uses less digits than its factorization.

157296668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6869 (or 6867 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 50.

The square root of 157296668 is about 12541.7968409634. The cubic root of 157296668 is about 539.8086519115.

The spelling of 157296668 in words is "one hundred fifty-seven million, two hundred ninety-six thousand, six hundred sixty-eight".