245436336220 has 24 divisors (see below), whose sum is σ = 518502638304. Its totient is φ = 97586661696.

The previous prime is 245436336191. The next prime is 245436336247. The reversal of 245436336220 is 22633634542.

It is a congruent number.

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, 36738627 + ... + 36745306.

It is an arithmetic number, because the mean of its divisors is an integer number (21604276596).

Almost surely, 2^245436336220 is an apocalyptic number.

245436336220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245436336220 is an abundant number, since it is smaller than the sum of its proper divisors (273066302084).

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

245436336220 is a wasteful number, since it uses less digits than its factorization.

245436336220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73484109 (or 73484107 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 40.

The spelling of 245436336220 in words is "two hundred forty-five billion, four hundred thirty-six million, three hundred thirty-six thousand, two hundred twenty".