150621045456 has 80 divisors (see below), whose sum is σ = 445902761984. Its totient is φ = 42917288832.

The previous prime is 150621045409. The next prime is 150621045457. The reversal of 150621045456 is 654540126051.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150621045457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487420 + ... + 734043.

Almost surely, 2^150621045456 is an apocalyptic number.

150621045456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

150621045456 is an abundant number, since it is smaller than the sum of its proper divisors (295281716528).

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

150621045456 is a wasteful number, since it uses less digits than its factorization.

150621045456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221848 (or 1221842 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 150621045456 in words is "one hundred fifty billion, six hundred twenty-one million, forty-five thousand, four hundred fifty-six".