5121440325 has 48 divisors (see below), whose sum is σ = 9416183040. Its totient is φ = 2729139840.

The previous prime is 5121440321. The next prime is 5121440327. The reversal of 5121440325 is 5230441215.

5121440325 is a `hidden beast` number, since 512 + 144 + 0 + 3 + 2 + 5 = 666.

It is not a de Polignac number, because 5121440325 - 2² = 5121440321 is a prime.

It is a super-2 number, since 2×5121440325² = 52458302005072211250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5121440321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1066129 + ... + 1070921.

It is an arithmetic number, because the mean of its divisors is an integer number (196170480).

Almost surely, 2^5121440325 is an apocalyptic number.

It is an amenable number.

5121440325 is a deficient number, since it is larger than the sum of its proper divisors (4294742715).

5121440325 is a wasteful number, since it uses less digits than its factorization.

5121440325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6395 (or 6384 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 5121440325 is about 71564.2391491728. The cubic root of 5121440325 is about 1723.7093559427.

The spelling of 5121440325 in words is "five billion, one hundred twenty-one million, four hundred forty thousand, three hundred twenty-five".