151646636 has 24 divisors (see below), whose sum is σ = 279121920. Its totient is φ = 71950032.

The previous prime is 151646611. The next prime is 151646639. The reversal of 151646636 is 636646151.

It is a self number, because there is not a number n which added to its sum of digits gives 151646636.

It is not an unprimeable number, because it can be changed into a prime (151646639) 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 7 ways as a sum of consecutive naturals, for example, 5195 + ... + 18173.

It is an arithmetic number, because the mean of its divisors is an integer number (11630080).

Almost surely, 2^151646636 is an apocalyptic number.

It is an amenable number.

151646636 is a deficient number, since it is larger than the sum of its proper divisors (127475284).

151646636 is a wasteful number, since it uses less digits than its factorization.

151646636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13133 (or 13131 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 151646636 is about 12314.4888647479. The cubic root of 151646636 is about 533.2664487305.

The spelling of 151646636 in words is "one hundred fifty-one million, six hundred forty-six thousand, six hundred thirty-six".