2499090929685 has 96 divisors (see below), whose sum is σ = 5247874344960. Its totient is φ = 1073991204864.

The previous prime is 2499090929681. The next prime is 2499090929689. The reversal of 2499090929685 is 5869290909942.

2499090929685 is a `hidden beast` number, since 249 + 9 + 0 + 90 + 9 + 296 + 8 + 5 = 666.

2499090929685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2499090929681) and next prime (2499090929689).

It is not a de Polignac number, because 2499090929685 - 2² = 2499090929681 is a prime.

It is a super-2 number, since 2×2499090929685² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499090929681) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4350981 + ... + 4891749.

It is an arithmetic number, because the mean of its divisors is an integer number (54665357760).

Almost surely, 2^{2499090929685} is an apocalyptic number.

It is an amenable number.

2499090929685 is an abundant number, since it is smaller than the sum of its proper divisors (2748783415275).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2499090929685 is a wasteful number, since it uses less digits than its factorization.

2499090929685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541667 (or 541664 counting only the distinct ones).

The product of its (nonzero) digits is 226748160, while the sum is 72.

The spelling of 2499090929685 in words is "two trillion, four hundred ninety-nine billion, ninety million, nine hundred twenty-nine thousand, six hundred eighty-five".