2500000085109 has 8 divisors (see below), whose sum is σ = 3410852829472. Its totient is φ = 1627907032080.

The previous prime is 2500000085101. The next prime is 2500000085113. The reversal of 2500000085109 is 9015800000052.

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

It is not a de Polignac number, because 2500000085109 - 2³ = 2500000085101 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 (2500000085101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9689922682 + ... + 9689922939.

It is an arithmetic number, because the mean of its divisors is an integer number (426356603684).

Almost surely, 2^{2500000085109} is an apocalyptic number.

It is an amenable number.

2500000085109 is a deficient number, since it is larger than the sum of its proper divisors (910852744363).

2500000085109 is a wasteful number, since it uses less digits than its factorization.

2500000085109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19379845667.

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 2500000085109 in words is "two trillion, five hundred billion, eighty-five thousand, one hundred nine".