150665000 has 40 divisors (see below), whose sum is σ = 353019810. Its totient is φ = 60264000.

The previous prime is 150664981. The next prime is 150665029. The reversal of 150665000 is 566051.

It can be written as a sum of positive squares in 5 ways, for example, as 13924 + 150651076 = 118^2 + 12274^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10067 + ... + 20066.

Almost surely, 2^150665000 is an apocalyptic number.

150665000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150665000 is an abundant number, since it is smaller than the sum of its proper divisors (202354810).

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

150665000 is an equidigital number, since it uses as much as digits as its factorization.

150665000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30159 (or 30140 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 150665000 is about 12274.5672021461. The cubic root of 150665000 is about 532.1133137189.

The spelling of 150665000 in words is "one hundred fifty million, six hundred sixty-five thousand".