150912799551 has 24 divisors (see below), whose sum is σ = 230823384480. Its totient is φ = 94683995136.

The previous prime is 150912799523. The next prime is 150912799567. The reversal of 150912799551 is 155997219051.

150912799551 is a `hidden beast` number, since 1 + 5 + 0 + 9 + 12 + 79 + 9 + 551 = 666.

150912799551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 150912799551 - 2⁵ = 150912799519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150912799511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3386551 + ... + 3430823.

It is an arithmetic number, because the mean of its divisors is an integer number (9617641020).

Almost surely, 2^150912799551 is an apocalyptic number.

150912799551 is a deficient number, since it is larger than the sum of its proper divisors (79910584929).

150912799551 is a wasteful number, since it uses less digits than its factorization.

150912799551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66575 (or 66572 counting only the distinct ones).

The product of its (nonzero) digits is 1275750, while the sum is 54.

The spelling of 150912799551 in words is "one hundred fifty billion, nine hundred twelve million, seven hundred ninety-nine thousand, five hundred fifty-one".