245417384658 has 16 divisors (see below), whose sum is σ = 491799087360. Its totient is φ = 81645075216.

The previous prime is 245417384617. The next prime is 245417384669. The reversal of 245417384658 is 856483714542.

It is a junction number, because it is equal to n+sod(n) for n = 245417384598 and 245417384607.

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, 40176610 + ... + 40182717.

It is an arithmetic number, because the mean of its divisors is an integer number (30737442960).

Almost surely, 2^245417384658 is an apocalyptic number.

245417384658 is an abundant number, since it is smaller than the sum of its proper divisors (246381702702).

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

245417384658 is a wasteful number, since it uses less digits than its factorization.

245417384658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80359841.

The product of its digits is 25804800, while the sum is 57.

The spelling of 245417384658 in words is "two hundred forty-five billion, four hundred seventeen million, three hundred eighty-four thousand, six hundred fifty-eight".