150242120775 has 72 divisors (see below), whose sum is σ = 279969890304. Its totient is φ = 76933281600.

The previous prime is 150242120773. The next prime is 150242120849. The reversal of 150242120775 is 577021242051.

It is not a de Polignac number, because 150242120775 - 2¹ = 150242120773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150242120773) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 801022 + ... + 970628.

Almost surely, 2^150242120775 is an apocalyptic number.

150242120775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

150242120775 is a deficient number, since it is larger than the sum of its proper divisors (129727769529).

150242120775 is a wasteful number, since it uses less digits than its factorization.

150242120775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169781 (or 169773 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 36.

The spelling of 150242120775 in words is "one hundred fifty billion, two hundred forty-two million, one hundred twenty thousand, seven hundred seventy-five".