245310450112220 has 24 divisors (see below), whose sum is σ = 515154047963184. Its totient is φ = 98123779525376.

The previous prime is 245310450112177. The next prime is 245310450112229. The reversal of 245310450112220 is 22211054013542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245310450112229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19985309 + ... + 29833428.

It is an arithmetic number, because the mean of its divisors is an integer number (21464751998466).

Almost surely, 2^{245310450112220} is an apocalyptic number.

245310450112220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245310450112220 is an abundant number, since it is smaller than the sum of its proper divisors (269843597850964).

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

245310450112220 is a wasteful number, since it uses less digits than its factorization.

245310450112220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50064949 (or 50064947 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The spelling of 245310450112220 in words is "two hundred forty-five trillion, three hundred ten billion, four hundred fifty million, one hundred twelve thousand, two hundred twenty".