153996660 has 48 divisors (see below), whose sum is σ = 479102400. Its totient is φ = 41065632.

The previous prime is 153996643. The next prime is 153996671. The reversal of 153996660 is 66699351.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

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, 142050 + ... + 143129.

It is an arithmetic number, because the mean of its divisors is an integer number (9981300).

Almost surely, 2^153996660 is an apocalyptic number.

153996660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

153996660 is an abundant number, since it is smaller than the sum of its proper divisors (325105740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

153996660 is a wasteful number, since it uses less digits than its factorization.

153996660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285197 (or 285189 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The square root of 153996660 is about 12409.5390728262. The cubic root of 153996660 is about 536.0069660118.

The spelling of 153996660 in words is "one hundred fifty-three million, nine hundred ninety-six thousand, six hundred sixty".