245651345456 has 40 divisors (see below), whose sum is σ = 523812505104. Its totient is φ = 110671554560.

The previous prime is 245651345413. The next prime is 245651345561. The reversal of 245651345456 is 654543156542.

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, 6155981 + ... + 6195756.

Almost surely, 2^245651345456 is an apocalyptic number.

It is an amenable number.

245651345456 is an abundant number, since it is smaller than the sum of its proper divisors (278161159648).

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

245651345456 is a wasteful number, since it uses less digits than its factorization.

245651345456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12351869 (or 12351863 counting only the distinct ones).

The product of its digits is 8640000, while the sum is 50.

The spelling of 245651345456 in words is "two hundred forty-five billion, six hundred fifty-one million, three hundred forty-five thousand, four hundred fifty-six".