2500001390249 has 4 divisors (see below), whose sum is σ = 2727274243920. Its totient is φ = 2272728536580.

The previous prime is 2500001390213. The next prime is 2500001390269. The reversal of 2500001390249 is 9420931000052.

2500001390249 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2500001390249 - 2¹² = 2500001386153 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2500001390269) 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, 113636426819 + ... + 113636426840.

It is an arithmetic number, because the mean of its divisors is an integer number (681818560980).

Almost surely, 2^{2500001390249} is an apocalyptic number.

It is an amenable number.

2500001390249 is a deficient number, since it is larger than the sum of its proper divisors (227272853671).

2500001390249 is a wasteful number, since it uses less digits than its factorization.

2500001390249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227272853670.

The product of its (nonzero) digits is 19440, while the sum is 35.

The spelling of 2500001390249 in words is "two trillion, five hundred billion, one million, three hundred ninety thousand, two hundred forty-nine".