2495405902 has 24 divisors (see below), whose sum is σ = 4141898136. Its totient is φ = 1118250000.

The previous prime is 2495405867. The next prime is 2495405909. The reversal of 2495405902 is 2095045942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2495405909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99652 + ... + 122152.

It is an arithmetic number, because the mean of its divisors is an integer number (172579089).

Almost surely, 2^2495405902 is an apocalyptic number.

2495405902 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2495405902 is a deficient number, since it is larger than the sum of its proper divisors (1646492234).

2495405902 is a wasteful number, since it uses less digits than its factorization.

2495405902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22656 (or 22585 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 2495405902 is about 49954.0378948489. The cubic root of 2495405902 is about 1356.3769451648.

The spelling of 2495405902 in words is "two billion, four hundred ninety-five million, four hundred five thousand, nine hundred two".