150644136 has 64 divisors (see below), whose sum is σ = 391849920. Its totient is φ = 48222720.

The previous prime is 150644129. The next prime is 150644147. The reversal of 150644136 is 631446051.

150644136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×150644136² = 45387311422372992, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61756 + ... + 64148.

It is an arithmetic number, because the mean of its divisors is an integer number (6122655).

Almost surely, 2^150644136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150644136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195924960).

150644136 is an abundant number, since it is smaller than the sum of its proper divisors (241205784).

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

150644136 is a wasteful number, since it uses less digits than its factorization.

150644136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2506 (or 2502 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 150644136 is about 12273.7172853215. The cubic root of 150644136 is about 532.0887503394.

The spelling of 150644136 in words is "one hundred fifty million, six hundred forty-four thousand, one hundred thirty-six".