150005655 has 32 divisors (see below), whose sum is σ = 278277120. Its totient is φ = 76523040.

The previous prime is 150005641. The next prime is 150005693. The reversal of 150005655 is 556500051.

150005655 is a `hidden beast` number, since 1 + 5 + 0 + 0 + 0 + 5 + 655 = 666.

It is not a de Polignac number, because 150005655 - 2⁶ = 150005591 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21051 + ... + 27260.

It is an arithmetic number, because the mean of its divisors is an integer number (8696160).

Almost surely, 2^150005655 is an apocalyptic number.

150005655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

150005655 is a deficient number, since it is larger than the sum of its proper divisors (128271465).

150005655 is a wasteful number, since it uses less digits than its factorization.

150005655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48348 (or 48342 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 150005655 is about 12247.6795761483. The cubic root of 150005655 is about 531.3359615454.

The spelling of 150005655 in words is "one hundred fifty million, five thousand, six hundred fifty-five".