245649455910 has 24 divisors (see below), whose sum is σ = 638688585600. Its totient is φ = 65506521552.

The previous prime is 245649455879. The next prime is 245649455923. The reversal of 245649455910 is 19554946542.

It is a happy number.

245649455910 is a `hidden beast` number, since 2 + 4 + 5 + 6 + 4 + 9 + 45 + 591 + 0 = 666.

245649455910 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1364719110 + ... + 1364719289.

It is an arithmetic number, because the mean of its divisors is an integer number (26612024400).

Almost surely, 2^245649455910 is an apocalyptic number.

245649455910 is an abundant number, since it is smaller than the sum of its proper divisors (393039129690).

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

245649455910 is a wasteful number, since it uses less digits than its factorization.

245649455910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2729438412 (or 2729438409 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 54.

The spelling of 245649455910 in words is "two hundred forty-five billion, six hundred forty-nine million, four hundred fifty-five thousand, nine hundred ten".