150000032500 has 30 divisors (see below), whose sum is σ = 328020076538. Its totient is φ = 60000012000.

The previous prime is 150000032473. The next prime is 150000032509. The reversal of 150000032500 is 5230000051.

It can be written as a sum of positive squares in 5 ways, for example, as 112095057636 + 37904974864 = 334806^2 + 194692^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150000032509) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 29997507 + ... + 30002506.

Almost surely, 2^150000032500 is an apocalyptic number.

150000032500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150000032500 is an abundant number, since it is smaller than the sum of its proper divisors (178020044038).

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

150000032500 is an equidigital number, since it uses as much as digits as its factorization.

150000032500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60000037 (or 60000020 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 16.

Adding to 150000032500 its reverse (5230000051), we get a palindrome (155230032551).

The spelling of 150000032500 in words is "one hundred fifty billion, thirty-two thousand, five hundred".