25912932973 has 2 divisors, whose sum is σ = 25912932974. Its totient is φ = 25912932972.

The previous prime is 25912932967. The next prime is 25912932979. The reversal of 25912932973 is 37923921952.

It is a balanced prime because it is at equal distance from previous prime (25912932967) and next prime (25912932979).

It can be written as a sum of positive squares in only one way, i.e., 18910925289 + 7002007684 = 137517^2 + 83678^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25912932973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25912932973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25912932979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12956466486 + 12956466487.

It is an arithmetic number, because the mean of its divisors is an integer number (12956466487).

Almost surely, 2^25912932973 is an apocalyptic number.

It is an amenable number.

25912932973 is a deficient number, since it is larger than the sum of its proper divisors (1).

25912932973 is an equidigital number, since it uses as much as digits as its factorization.

25912932973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1837080, while the sum is 52.

The spelling of 25912932973 in words is "twenty-five billion, nine hundred twelve million, nine hundred thirty-two thousand, nine hundred seventy-three".