2150437500 has 126 divisors (see below), whose sum is σ = 6796475504. Its totient is φ = 573300000.

The previous prime is 2150437469. The next prime is 2150437571. The reversal of 2150437500 is 57340512.

It is a happy number.

2150437500 is a `hidden beast` number, since 2 + 150 + 4 + 3 + 7 + 500 = 666.

It is a super-3 number, since 3×2150437500³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 560589 + ... + 564411.

Almost surely, 2^2150437500 is an apocalyptic number.

2150437500 is a gapful number since it is divisible by the number (20) 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 2150437500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3398237752).

2150437500 is an abundant number, since it is smaller than the sum of its proper divisors (4646038004).

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

2150437500 is an equidigital number, since it uses as much as digits as its factorization.

2150437500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3863 (or 3833 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 2150437500 is about 46372.8099213321. The cubic root of 2150437500 is about 1290.7504196994.

The spelling of 2150437500 in words is "two billion, one hundred fifty million, four hundred thirty-seven thousand, five hundred".