2500125636730 has 8 divisors (see below), whose sum is σ = 4500226146132. Its totient is φ = 1000050254688.

The previous prime is 2500125636719. The next prime is 2500125636731. The reversal of 2500125636730 is 376365210052.

It can be written as a sum of positive squares in 2 ways, for example, as 2313231106761 + 186894529969 = 1520931^2 + 432313^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2500125636731) 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, 125006281827 + ... + 125006281846.

Almost surely, 2^{2500125636730} is an apocalyptic number.

2500125636730 is a deficient number, since it is larger than the sum of its proper divisors (2000100509402).

2500125636730 is a wasteful number, since it uses less digits than its factorization.

2500125636730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250012563680.

The product of its (nonzero) digits is 226800, while the sum is 40.

The spelling of 2500125636730 in words is "two trillion, five hundred billion, one hundred twenty-five million, six hundred thirty-six thousand, seven hundred thirty".