2087435440725 has 12 divisors (see below), whose sum is σ = 3451226595456. Its totient is φ = 1113298901680.

The previous prime is 2087435440723. The next prime is 2087435440757. The reversal of 2087435440725 is 5270445347802.

It is not a de Polignac number, because 2087435440725 - 2¹ = 2087435440723 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2087435440723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13916236197 + ... + 13916236346.

It is an arithmetic number, because the mean of its divisors is an integer number (287602216288).

Almost surely, 2^{2087435440725} is an apocalyptic number.

2087435440725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2087435440725 is a deficient number, since it is larger than the sum of its proper divisors (1363791154731).

2087435440725 is a wasteful number, since it uses less digits than its factorization.

2087435440725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27832472556 (or 27832472551 counting only the distinct ones).

The product of its (nonzero) digits is 7526400, while the sum is 51.

The spelling of 2087435440725 in words is "two trillion, eighty-seven billion, four hundred thirty-five million, four hundred forty thousand, seven hundred twenty-five".