245974326408 has 48 divisors (see below), whose sum is σ = 705367557180. Its totient is φ = 77168415744.

The previous prime is 245974326347. The next prime is 245974326461. The reversal of 245974326408 is 804623479542.

It is a happy number.

245974326408 is a `hidden beast` number, since 2 + 4 + 597 + 4 + 3 + 2 + 6 + 40 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 181184732964 + 64789593444 = 425658^2 + 254538^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100478485 + ... + 100480932.

Almost surely, 2^245974326408 is an apocalyptic number.

It is an amenable number.

245974326408 is an abundant number, since it is smaller than the sum of its proper divisors (459393230772).

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

245974326408 is a wasteful number, since it uses less digits than its factorization.

245974326408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200959446 (or 200959439 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 54.

The spelling of 245974326408 in words is "two hundred forty-five billion, nine hundred seventy-four million, three hundred twenty-six thousand, four hundred eight".