150349993731 has 36 divisors (see below), whose sum is σ = 255081685872. Its totient is φ = 85080137184.

The previous prime is 150349993693. The next prime is 150349993751. The reversal of 150349993731 is 137399943051.

It is a happy number.

150349993731 is a `hidden beast` number, since 1 + 503 + 49 + 9 + 93 + 7 + 3 + 1 = 666.

It is not a de Polignac number, because 150349993731 - 2⁶ = 150349993667 is a prime.

It is a super-2 number, since 2×150349993731² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (150349993751) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1609576 + ... + 1700421.

Almost surely, 2^150349993731 is an apocalyptic number.

150349993731 is a deficient number, since it is larger than the sum of its proper divisors (104731692141).

150349993731 is a wasteful number, since it uses less digits than its factorization.

150349993731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3310120 (or 3310110 counting only the distinct ones).

The product of its (nonzero) digits is 2755620, while the sum is 54.

The spelling of 150349993731 in words is "one hundred fifty billion, three hundred forty-nine million, nine hundred ninety-three thousand, seven hundred thirty-one".