165115670235 has 16 divisors (see below), whose sum is σ = 266654094336. Its totient is φ = 87238683488.

The previous prime is 165115670107. The next prime is 165115670243. The reversal of 165115670235 is 532076511561.

It is a cyclic number.

It is not a de Polignac number, because 165115670235 - 2⁷ = 165115670107 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51436299 + ... + 51439508.

It is an arithmetic number, because the mean of its divisors is an integer number (16665880896).

Almost surely, 2^165115670235 is an apocalyptic number.

165115670235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

165115670235 is a deficient number, since it is larger than the sum of its proper divisors (101538424101).

165115670235 is a wasteful number, since it uses less digits than its factorization.

165115670235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102875922.

The product of its (nonzero) digits is 189000, while the sum is 42.

The spelling of 165115670235 in words is "one hundred sixty-five billion, one hundred fifteen million, six hundred seventy thousand, two hundred thirty-five".