2500528055525 has 6 divisors (see below), whose sum is σ = 3100654788882. Its totient is φ = 2000422444400.

The previous prime is 2500528055479. The next prime is 2500528055533. The reversal of 2500528055525 is 5255508250052.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 827897992321 + 1672630063204 = 909889^2 + 1293302^2 .

It is not a de Polignac number, because 2500528055525 - 2¹² = 2500528051429 is a prime.

It is a Duffinian number.

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, 50010561086 + ... + 50010561135.

It is an arithmetic number, because the mean of its divisors is an integer number (516775798147).

Almost surely, 2^{2500528055525} is an apocalyptic number.

2500528055525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2500528055525 is a deficient number, since it is larger than the sum of its proper divisors (600126733357).

2500528055525 is a wasteful number, since it uses less digits than its factorization.

2500528055525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100021122231 (or 100021122226 counting only the distinct ones).

The product of its (nonzero) digits is 1000000, while the sum is 44.

The spelling of 2500528055525 in words is "two trillion, five hundred billion, five hundred twenty-eight million, fifty-five thousand, five hundred twenty-five".