25946970366 has 16 divisors (see below), whose sum is σ = 52091259264. Its totient is φ = 8616103704.

The previous prime is 25946970347. The next prime is 25946970407. The reversal of 25946970366 is 66307964952.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8219896 + ... + 8223051.

It is an arithmetic number, because the mean of its divisors is an integer number (3255703704).

Almost surely, 2^25946970366 is an apocalyptic number.

25946970366 is an abundant number, since it is smaller than the sum of its proper divisors (26144288898).

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

25946970366 is a wasteful number, since it uses less digits than its factorization.

25946970366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16443215.

The product of its (nonzero) digits is 14696640, while the sum is 57.

The spelling of 25946970366 in words is "twenty-five billion, nine hundred forty-six million, nine hundred seventy thousand, three hundred sixty-six".