4525990000 has 400 divisors, whose sum is σ = 13666625280. Its totient is φ = 1416960000.

The previous prime is 4525989971. The next prime is 4525990003. The reversal of 4525990000 is 995254.

It is a tau number, because it is divible by the number of its divisors (400).

It is a super-3 number, since 3×4525990000³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4525990003) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 54529959 + ... + 54530041.

Almost surely, 2^4525990000 is an apocalyptic number.

4525990000 is a gapful number since it is divisible by the number (40) 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 4525990000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6833312640).

4525990000 is an abundant number, since it is smaller than the sum of its proper divisors (9140635280).

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

4525990000 is a wasteful number, since it uses less digits than its factorization.

4525990000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 157 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 4525990000 is about 67275.4784449728. The cubic root of 4525990000 is about 1654.1359356877.

The spelling of 4525990000 in words is "four billion, five hundred twenty-five million, nine hundred ninety thousand".