2545700025625 has 45 divisors (see below), whose sum is σ = 3358345158201. Its totient is φ = 1928798262000.

The previous prime is 2545700025623. The next prime is 2545700025641. The reversal of 2545700025625 is 5265200075452.

The square root of 2545700025625 is 1595525.

It is a perfect power (a square), and thus also a powerful number.

2545700025625 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 2 ways, for example, as 199582882009 + 2346117143616 = 446747^2 + 1531704^2 .

It is not a de Polignac number, because 2545700025625 - 2¹ = 2545700025623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2545700025623) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 757872696 + ... + 757876054.

Almost surely, 2^{2545700025625} is an apocalyptic number.

2545700025625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2545700025625 is the 1595525-th square number.

2545700025625 is the 797763-rd centered octagonal number.

It is an amenable number.

2545700025625 is a deficient number, since it is larger than the sum of its proper divisors (812645132576).

2545700025625 is an frugal number, since it uses more digits than its factorization.

2545700025625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6776 (or 3383 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 43.

The spelling of 2545700025625 in words is "two trillion, five hundred forty-five billion, seven hundred million, twenty-five thousand, six hundred twenty-five".