2500986650 has 24 divisors (see below), whose sum is σ = 4854091104. Its totient is φ = 956898800.

The previous prime is 2500986629. The next prime is 2500986667. The reversal of 2500986650 is 566890052.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2500986598 and 2500986607.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1086236 + ... + 1088535.

It is an arithmetic number, because the mean of its divisors is an integer number (202253796).

Almost surely, 2^2500986650 is an apocalyptic number.

2500986650 is a deficient number, since it is larger than the sum of its proper divisors (2353104454).

2500986650 is a wasteful number, since it uses less digits than its factorization.

2500986650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2174806 (or 2174801 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 2500986650 is about 50009.8655267138. The cubic root of 2500986650 is about 1357.3873301571.

The spelling of 2500986650 in words is "two billion, five hundred million, nine hundred eighty-six thousand, six hundred fifty".