150727449639 has 16 divisors (see below), whose sum is σ = 229160286432. Its totient is φ = 87299155968.

The previous prime is 150727449563. The next prime is 150727449703. The reversal of 150727449639 is 936944727051.

It is a happy number.

It is not a de Polignac number, because 150727449639 - 2²¹ = 150725352487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150727449139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113670114 + ... + 113671439.

It is an arithmetic number, because the mean of its divisors is an integer number (14322517902).

Almost surely, 2^150727449639 is an apocalyptic number.

150727449639 is a deficient number, since it is larger than the sum of its proper divisors (78432836793).

150727449639 is a wasteful number, since it uses less digits than its factorization.

150727449639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227341586.

The product of its (nonzero) digits is 11430720, while the sum is 57.

The spelling of 150727449639 in words is "one hundred fifty billion, seven hundred twenty-seven million, four hundred forty-nine thousand, six hundred thirty-nine".