2525025275021 has 4 divisors (see below), whose sum is σ = 2526880548444. Its totient is φ = 2523170001600.

The previous prime is 2525025274999. The next prime is 2525025275063. The reversal of 2525025275021 is 1205725205252.

2525025275021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 425456152900 + 2099569122121 = 652270^2 + 1448989^2 .

It is a cyclic number.

It is not a de Polignac number, because 2525025275021 - 2²² = 2525021080717 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 (2525025275621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 927634670 + ... + 927637391.

It is an arithmetic number, because the mean of its divisors is an integer number (631720137111).

Almost surely, 2^{2525025275021} is an apocalyptic number.

It is an amenable number.

2525025275021 is a deficient number, since it is larger than the sum of its proper divisors (1855273423).

2525025275021 is a wasteful number, since it uses less digits than its factorization.

2525025275021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855273422.

The product of its (nonzero) digits is 140000, while the sum is 38.

The spelling of 2525025275021 in words is "two trillion, five hundred twenty-five billion, twenty-five million, two hundred seventy-five thousand, twenty-one".