245660164 has 24 divisors (see below), whose sum is σ = 442552320. Its totient is φ = 119258496.

The previous prime is 245660159. The next prime is 245660201. The reversal of 245660164 is 461066542.

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, 18732 + ... + 29020.

It is an arithmetic number, because the mean of its divisors is an integer number (18439680).

Almost surely, 2^245660164 is an apocalyptic number.

It is an amenable number.

245660164 is a deficient number, since it is larger than the sum of its proper divisors (196892156).

245660164 is a wasteful number, since it uses less digits than its factorization.

245660164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10467 (or 10465 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 245660164 is about 15673.5498212753. The cubic root of 245660164 is about 626.2939923651.

The spelling of 245660164 in words is "two hundred forty-five million, six hundred sixty thousand, one hundred sixty-four".