26374946525 has 12 divisors (see below), whose sum is σ = 33400784832. Its totient is φ = 20651021040.

The previous prime is 26374946513. The next prime is 26374946527. The reversal of 26374946525 is 52564947362.

It is a happy number.

It is not a de Polignac number, because 26374946525 - 2¹⁸ = 26374684381 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26374946527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11222207 + ... + 11224556.

It is an arithmetic number, because the mean of its divisors is an integer number (2783398736).

Almost surely, 2^26374946525 is an apocalyptic number.

26374946525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26374946525 is a deficient number, since it is larger than the sum of its proper divisors (7025838307).

26374946525 is a wasteful number, since it uses less digits than its factorization.

26374946525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22446820 (or 22446815 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 53.

The spelling of 26374946525 in words is "twenty-six billion, three hundred seventy-four million, nine hundred forty-six thousand, five hundred twenty-five".