150545521531 has 8 divisors (see below), whose sum is σ = 153163526400. Its totient is φ = 147929729640.

The previous prime is 150545521499. The next prime is 150545521543. The reversal of 150545521531 is 135125545051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 150545521531 - 2⁵ = 150545521499 is a prime.

It is a super-2 number, since 2×150545521531² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150545521831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 415711 + ... + 688408.

It is an arithmetic number, because the mean of its divisors is an integer number (19145440800).

Almost surely, 2^150545521531 is an apocalyptic number.

150545521531 is a deficient number, since it is larger than the sum of its proper divisors (2618004869).

150545521531 is a wasteful number, since it uses less digits than its factorization.

150545521531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106489.

The product of its (nonzero) digits is 75000, while the sum is 37.

The spelling of 150545521531 in words is "one hundred fifty billion, five hundred forty-five million, five hundred twenty-one thousand, five hundred thirty-one".