150198481440 has 240 divisors, whose sum is σ = 605800907712. Its totient is φ = 34331060736.

The previous prime is 150198481421. The next prime is 150198481453. The reversal of 150198481440 is 44184891051.

150198481440 is a `hidden beast` number, since 1 + 50 + 1 + 9 + 84 + 81 + 440 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 737094 + ... + 918533.

Almost surely, 2^150198481440 is an apocalyptic number.

150198481440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150198481440 is an abundant number, since it is smaller than the sum of its proper divisors (455602426272).

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

150198481440 is a wasteful number, since it uses less digits than its factorization.

150198481440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655661 (or 1655644 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 45.

The spelling of 150198481440 in words is "one hundred fifty billion, one hundred ninety-eight million, four hundred eighty-one thousand, four hundred forty".