157696563 has 8 divisors (see below), whose sum is σ = 210322368. Its totient is φ = 105100904.

The previous prime is 157696559. The next prime is 157696589. The reversal of 157696563 is 365696751.

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 157696563 - 2² = 157696559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (157696543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11656 + ... + 21242.

It is an arithmetic number, because the mean of its divisors is an integer number (26290296).

Almost surely, 2^157696563 is an apocalyptic number.

157696563 is a deficient number, since it is larger than the sum of its proper divisors (52625805).

157696563 is an equidigital number, since it uses as much as digits as its factorization.

157696563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15073.

The product of its digits is 1020600, while the sum is 48.

The square root of 157696563 is about 12557.7292135163. The cubic root of 157696563 is about 540.2657162790.

The spelling of 157696563 in words is "one hundred fifty-seven million, six hundred ninety-six thousand, five hundred sixty-three".