245367649564 has 12 divisors (see below), whose sum is σ = 429397023888. Its totient is φ = 122682785600.

The previous prime is 245367649531. The next prime is 245367649591. The reversal of 245367649564 is 465946763542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556329 + ... + 894559.

It is an arithmetic number, because the mean of its divisors is an integer number (35783085324).

Almost surely, 2^245367649564 is an apocalyptic number.

It is an amenable number.

245367649564 is a deficient number, since it is larger than the sum of its proper divisors (184029374324).

245367649564 is a wasteful number, since it uses less digits than its factorization.

245367649564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519596 (or 519594 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 61.

The spelling of 245367649564 in words is "two hundred forty-five billion, three hundred sixty-seven million, six hundred forty-nine thousand, five hundred sixty-four".