150555542120 has 128 divisors (see below), whose sum is σ = 361677312000. Its totient is φ = 56206848000.

The previous prime is 150555542107. The next prime is 150555542143. The reversal of 150555542120 is 21245555051.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116618675 + ... + 116619965.

It is an arithmetic number, because the mean of its divisors is an integer number (2825604000).

Almost surely, 2^150555542120 is an apocalyptic number.

150555542120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150555542120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180838656000).

150555542120 is an abundant number, since it is smaller than the sum of its proper divisors (211121769880).

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

150555542120 is a wasteful number, since it uses less digits than its factorization.

150555542120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2619 (or 2615 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 35.

The spelling of 150555542120 in words is "one hundred fifty billion, five hundred fifty-five million, five hundred forty-two thousand, one hundred twenty".