2625428117 has 16 divisors (see below), whose sum is σ = 2843906688. Its totient is φ = 2409359040.

The previous prime is 2625428089. The next prime is 2625428147. The reversal of 2625428117 is 7118245262.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2625428117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2625428147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2163803 + ... + 2165015.

It is an arithmetic number, because the mean of its divisors is an integer number (177744168).

Almost surely, 2^2625428117 is an apocalyptic number.

It is an amenable number.

2625428117 is a deficient number, since it is larger than the sum of its proper divisors (218478571).

2625428117 is a wasteful number, since it uses less digits than its factorization.

2625428117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2060.

The product of its digits is 53760, while the sum is 38.

The square root of 2625428117 is about 51238.9316535776. The cubic root of 2625428117 is about 1379.5370772785.

The spelling of 2625428117 in words is "two billion, six hundred twenty-five million, four hundred twenty-eight thousand, one hundred seventeen".