157666747335 has 16 divisors (see below), whose sum is σ = 252613810176. Its totient is φ = 83973260448.

The previous prime is 157666747331. The next prime is 157666747351. The reversal of 157666747335 is 533747666751.

It is not a de Polignac number, because 157666747335 - 2² = 157666747331 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157666747331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7218199 + ... + 7240008.

It is an arithmetic number, because the mean of its divisors is an integer number (15788363136).

Almost surely, 2^157666747335 is an apocalyptic number.

157666747335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

157666747335 is a deficient number, since it is larger than the sum of its proper divisors (94947062841).

157666747335 is a wasteful number, since it uses less digits than its factorization.

157666747335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14458942.

The product of its digits is 66679200, while the sum is 60.

The spelling of 157666747335 in words is "one hundred fifty-seven billion, six hundred sixty-six million, seven hundred forty-seven thousand, three hundred thirty-five".