151644164 has 24 divisors (see below), whose sum is σ = 303549120. Its totient is φ = 64934496.

The previous prime is 151644151. The next prime is 151644191. The reversal of 151644164 is 461446151.

151644164 = 1618² + 1619² + ... + 1673².

It is a self number, because there is not a number n which added to its sum of digits gives 151644164.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62282 + ... + 64670.

It is an arithmetic number, because the mean of its divisors is an integer number (12647880).

Almost surely, 2^151644164 is an apocalyptic number.

151644164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

151644164 is an abundant number, since it is smaller than the sum of its proper divisors (151904956).

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

151644164 is a wasteful number, since it uses less digits than its factorization.

151644164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4667 (or 4665 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 151644164 is about 12314.3884947650. The cubic root of 151644164 is about 533.2635511130.

The spelling of 151644164 in words is "one hundred fifty-one million, six hundred forty-four thousand, one hundred sixty-four".