152536665 has 32 divisors (see below), whose sum is σ = 267338880. Its totient is φ = 73923584.

The previous prime is 152536649. The next prime is 152536669. The reversal of 152536665 is 566635251.

It is a cyclic number.

It is not a de Polignac number, because 152536665 - 2⁴ = 152536649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (152536669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2919 + ... + 17708.

It is an arithmetic number, because the mean of its divisors is an integer number (8354340).

Almost surely, 2^152536665 is an apocalyptic number.

152536665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

152536665 is a deficient number, since it is larger than the sum of its proper divisors (114802215).

152536665 is a wasteful number, since it uses less digits than its factorization.

152536665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20681.

The product of its digits is 162000, while the sum is 39.

The square root of 152536665 is about 12350.5734684670. The cubic root of 152536665 is about 534.3076787391.

The spelling of 152536665 in words is "one hundred fifty-two million, five hundred thirty-six thousand, six hundred sixty-five".