150521454656 has 56 divisors (see below), whose sum is σ = 328081721280. Its totient is φ = 68199639552.

The previous prime is 150521454619. The next prime is 150521454667. The reversal of 150521454656 is 656454125051.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2662991 + ... + 2718926.

Almost surely, 2^150521454656 is an apocalyptic number.

150521454656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

150521454656 is an abundant number, since it is smaller than the sum of its proper divisors (177560266624).

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

150521454656 is a wasteful number, since it uses less digits than its factorization.

150521454656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5381971 (or 5381961 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 44.

The spelling of 150521454656 in words is "one hundred fifty billion, five hundred twenty-one million, four hundred fifty-four thousand, six hundred fifty-six".