25534050964 has 24 divisors (see below), whose sum is σ = 46234056960. Its totient is φ = 12324484704.

The previous prime is 25534050947. The next prime is 25534050973. The reversal of 25534050964 is 46905043552.

It is a self number, because there is not a number n which added to its sum of digits gives 25534050964.

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, 718437 + ... + 753139.

It is an arithmetic number, because the mean of its divisors is an integer number (1926419040).

Almost surely, 2^25534050964 is an apocalyptic number.

It is an amenable number.

25534050964 is a deficient number, since it is larger than the sum of its proper divisors (20700005996).

25534050964 is a wasteful number, since it uses less digits than its factorization.

25534050964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41079 (or 41077 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 25534050964 in words is "twenty-five billion, five hundred thirty-four million, fifty thousand, nine hundred sixty-four".