150665553 has 12 divisors (see below), whose sum is σ = 218846160. Its totient is φ = 99881496.

The previous prime is 150665551. The next prime is 150665569. The reversal of 150665553 is 355566051.

It is not a de Polignac number, because 150665553 - 2¹ = 150665551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150665551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45151 + ... + 48372.

It is an arithmetic number, because the mean of its divisors is an integer number (18237180).

Almost surely, 2^150665553 is an apocalyptic number.

It is an amenable number.

150665553 is a deficient number, since it is larger than the sum of its proper divisors (68180607).

150665553 is a wasteful number, since it uses less digits than its factorization.

150665553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93708 (or 93705 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The square root of 150665553 is about 12274.5897283779. The cubic root of 150665553 is about 532.1139647400.

The spelling of 150665553 in words is "one hundred fifty million, six hundred sixty-five thousand, five hundred fifty-three".