151232320512 has 1056 divisors, whose sum is σ = 581266775040. Its totient is φ = 38459473920.

The previous prime is 151232320451. The next prime is 151232320517. The reversal of 151232320512 is 215023232151.

151232320512 is a `hidden beast` number, since 1 + 5 + 123 + 2 + 3 + 20 + 512 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151232320517) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 545964918 + ... + 545965194.

Almost surely, 2^151232320512 is an apocalyptic number.

151232320512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151232320512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290633387520).

151232320512 is an abundant number, since it is smaller than the sum of its proper divisors (430034454528).

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

151232320512 is a wasteful number, since it uses less digits than its factorization.

151232320512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 151232320512 its reverse (215023232151), we get a palindrome (366255552663).

The spelling of 151232320512 in words is "one hundred fifty-one billion, two hundred thirty-two million, three hundred twenty thousand, five hundred twelve".