25942959498 has 16 divisors (see below), whose sum is σ = 52736508576. Its totient is φ = 8505888240.

The previous prime is 25942959487. The next prime is 25942959509. The reversal of 25942959498 is 89495924952.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (25942959487) and next prime (25942959509).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35440836 + ... + 35441567.

It is an arithmetic number, because the mean of its divisors is an integer number (3296031786).

Almost surely, 2^25942959498 is an apocalyptic number.

25942959498 is an abundant number, since it is smaller than the sum of its proper divisors (26793549078).

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

25942959498 is a wasteful number, since it uses less digits than its factorization.

25942959498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70882469.

The product of its digits is 83980800, while the sum is 66.

The spelling of 25942959498 in words is "twenty-five billion, nine hundred forty-two million, nine hundred fifty-nine thousand, four hundred ninety-eight".