5402421525 has 24 divisors (see below), whose sum is σ = 9402111520. Its totient is φ = 2729643840.

The previous prime is 5402421509. The next prime is 5402421569. The reversal of 5402421525 is 5251242045.

It is not a de Polignac number, because 5402421525 - 2⁴ = 5402421509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5402421492 and 5402421501.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1894162 + ... + 1897011.

Almost surely, 2^5402421525 is an apocalyptic number.

It is an amenable number.

5402421525 is a deficient number, since it is larger than the sum of its proper divisors (3999689995).

5402421525 is a wasteful number, since it uses less digits than its factorization.

5402421525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3791205 (or 3791200 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 5402421525 is about 73501.1668274729. The cubic root of 5402421525 is about 1754.6728475179.

The spelling of 5402421525 in words is "five billion, four hundred two million, four hundred twenty-one thousand, five hundred twenty-five".