10420602725 has 48 divisors (see below), whose sum is σ = 15120698880. Its totient is φ = 7054905600.

The previous prime is 10420602679. The next prime is 10420602739. The reversal of 10420602725 is 52720602401.

It is a happy number.

It is not a de Polignac number, because 10420602725 - 2¹⁰ = 10420601701 is a prime.

It is a super-2 number, since 2×10420602725² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 164207 + ... + 218643.

It is an arithmetic number, because the mean of its divisors is an integer number (315014560).

Almost surely, 2^10420602725 is an apocalyptic number.

It is an amenable number.

10420602725 is a deficient number, since it is larger than the sum of its proper divisors (4700096155).

10420602725 is a wasteful number, since it uses less digits than its factorization.

10420602725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54510 (or 54505 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The spelling of 10420602725 in words is "ten billion, four hundred twenty million, six hundred two thousand, seven hundred twenty-five".