150151638 has 32 divisors (see below), whose sum is σ = 369605376. Its totient is φ = 39600288.

The previous prime is 150151619. The next prime is 150151663. The reversal of 150151638 is 836151051.

150151638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 136956 + ... + 138047.

It is an arithmetic number, because the mean of its divisors is an integer number (11550168).

Almost surely, 2^150151638 is an apocalyptic number.

150151638 is an abundant number, since it is smaller than the sum of its proper divisors (219453738).

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

150151638 is a wasteful number, since it uses less digits than its factorization.

150151638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275028.

The product of its (nonzero) digits is 3600, while the sum is 30.

The square root of 150151638 is about 12253.6377455840. The cubic root of 150151638 is about 531.5082680923.

It can be divided in two parts, 15015 and 1638, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 150151638 in words is "one hundred fifty million, one hundred fifty-one thousand, six hundred thirty-eight".