2505025277525 has 6 divisors (see below), whose sum is σ = 3106231344162. Its totient is φ = 2004020222000.

The previous prime is 2505025277467. The next prime is 2505025277549. The reversal of 2505025277525 is 5257725205052.

It is a happy number.

2505025277525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 288196111921 + 2216829165604 = 536839^2 + 1488902^2 .

It is not a de Polignac number, because 2505025277525 - 2¹⁶ = 2505025211989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2505025277525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50100505526 + ... + 50100505575.

It is an arithmetic number, because the mean of its divisors is an integer number (517705224027).

Almost surely, 2^{2505025277525} is an apocalyptic number.

2505025277525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2505025277525 is a deficient number, since it is larger than the sum of its proper divisors (601206066637).

2505025277525 is a wasteful number, since it uses less digits than its factorization.

2505025277525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100201011111 (or 100201011106 counting only the distinct ones).

The product of its (nonzero) digits is 2450000, while the sum is 47.

The spelling of 2505025277525 in words is "two trillion, five hundred five billion, twenty-five million, two hundred seventy-seven thousand, five hundred twenty-five".