25335445064 has 32 divisors (see below), whose sum is σ = 47981656800. Its totient is φ = 12540802560.

The previous prime is 25335445039. The next prime is 25335445129. The reversal of 25335445064 is 46054453352.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410264 + ... + 467960.

It is an arithmetic number, because the mean of its divisors is an integer number (1499426775).

Almost surely, 2^25335445064 is an apocalyptic number.

It is an amenable number.

25335445064 is a deficient number, since it is larger than the sum of its proper divisors (22646211736).

25335445064 is a wasteful number, since it uses less digits than its factorization.

25335445064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58253 (or 58249 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 41.

The spelling of 25335445064 in words is "twenty-five billion, three hundred thirty-five million, four hundred forty-five thousand, sixty-four".