4025520576900 has 243 divisors, whose sum is σ = 13107695534479. Its totient is φ = 1073038777920.

The previous prime is 4025520576863. The next prime is 4025520576923. The reversal of 4025520576900 is 96750255204.

The square root of 4025520576900 is 2006370.

It is a perfect power (a square), and thus also a powerful number.

4025520576900 is a `hidden beast` number, since 4 + 0 + 2 + 55 + 20 + 576 + 9 + 0 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 78273491076 + 3947247085824 = 279774^2 + 1986768^2 .

It is a tau number, because it is divible by the number of its divisors (243).

It is a super-2 number, since 2×4025520576900² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1625158462 + ... + 1625160938.

Almost surely, 2^{4025520576900} is an apocalyptic number.

4025520576900 is the 2006370-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4025520576900

4025520576900 is an abundant number, since it is smaller than the sum of its proper divisors (9082174957579).

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

4025520576900 is an frugal number, since it uses more digits than its factorization.

4025520576900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4992 (or 2487 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

The spelling of 4025520576900 in words is "four trillion, twenty-five billion, five hundred twenty million, five hundred seventy-six thousand, nine hundred".