150256127021 has 24 divisors (see below), whose sum is σ = 202850985024. Its totient is φ = 108076325760.

The previous prime is 150256126961. The next prime is 150256127057. The reversal of 150256127021 is 120721652051.

It is not a de Polignac number, because 150256127021 - 2²⁶ = 150189018157 is a prime.

It is a super-3 number, since 3×150256127021³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150256127221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5760296 + ... + 5786321.

It is an arithmetic number, because the mean of its divisors is an integer number (8452124376).

Almost surely, 2^150256127021 is an apocalyptic number.

150256127021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

150256127021 is a deficient number, since it is larger than the sum of its proper divisors (52594858003).

150256127021 is a wasteful number, since it uses less digits than its factorization.

150256127021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11546661 (or 11546648 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 32.

Adding to 150256127021 its reverse (120721652051), we get a palindrome (270977779072).

The spelling of 150256127021 in words is "one hundred fifty billion, two hundred fifty-six million, one hundred twenty-seven thousand, twenty-one".