150515432020 has 48 divisors (see below), whose sum is σ = 320207545728. Its totient is φ = 59421870720.

The previous prime is 150515431993. The next prime is 150515432021. The reversal of 150515432020 is 20234515051.

It is a self number, because there is not a number n which added to its sum of digits gives 150515432020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150515432021) 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, 1650457 + ... + 1739263.

It is an arithmetic number, because the mean of its divisors is an integer number (6670990536).

Almost surely, 2^150515432020 is an apocalyptic number.

150515432020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150515432020 is an abundant number, since it is smaller than the sum of its proper divisors (169692113708).

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

150515432020 is a wasteful number, since it uses less digits than its factorization.

150515432020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89920 (or 89918 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 150515432020 its reverse (20234515051), we get a palindrome (170749947071).

The spelling of 150515432020 in words is "one hundred fifty billion, five hundred fifteen million, four hundred thirty-two thousand, twenty".