157575475667 has 4 divisors (see below), whose sum is σ = 158375351376. Its totient is φ = 156775599960.

The previous prime is 157575475637. The next prime is 157575475669. The reversal of 157575475667 is 766574575751.

157575475667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 157575475667 - 2¹⁰ = 157575474643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157575475669) 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, 399937559 + ... + 399937952.

It is an arithmetic number, because the mean of its divisors is an integer number (39593837844).

Almost surely, 2^157575475667 is an apocalyptic number.

157575475667 is a deficient number, since it is larger than the sum of its proper divisors (799875709).

157575475667 is an equidigital number, since it uses as much as digits as its factorization.

157575475667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799875708.

The product of its digits is 216090000, while the sum is 65.

The spelling of 157575475667 in words is "one hundred fifty-seven billion, five hundred seventy-five million, four hundred seventy-five thousand, six hundred sixty-seven".