245332278456 has 64 divisors (see below), whose sum is σ = 615382876800. Its totient is φ = 81504025728.

The previous prime is 245332278409. The next prime is 245332278461. The reversal of 245332278456 is 654872233542.

It is a junction number, because it is equal to n+sod(n) for n = 245332278399 and 245332278408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22421835 + ... + 22432773.

It is an arithmetic number, because the mean of its divisors is an integer number (9615357450).

Almost surely, 2^245332278456 is an apocalyptic number.

It is an amenable number.

245332278456 is an abundant number, since it is smaller than the sum of its proper divisors (370050598344).

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

245332278456 is a wasteful number, since it uses less digits than its factorization.

245332278456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13988 (or 13984 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 51.

The spelling of 245332278456 in words is "two hundred forty-five billion, three hundred thirty-two million, two hundred seventy-eight thousand, four hundred fifty-six".