2278497817080 has 160 divisors (see below), whose sum is σ = 7755225508800. Its totient is φ = 599908218624.

The previous prime is 2278497817051. The next prime is 2278497817081. The reversal of 2278497817080 is 807187948722.

2278497817080 is a `hidden beast` number, since 2 + 2 + 78 + 497 + 8 + 1 + 70 + 8 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2278497816999 and 2278497817017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2278497817081) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4194927 + ... + 4706846.

It is an arithmetic number, because the mean of its divisors is an integer number (48470159430).

Almost surely, 2^{2278497817080} is an apocalyptic number.

2278497817080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2278497817080 is an abundant number, since it is smaller than the sum of its proper divisors (5476727691720).

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

2278497817080 is a wasteful number, since it uses less digits than its factorization.

2278497817080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8901875 (or 8901862 counting only the distinct ones).

The product of its (nonzero) digits is 25288704, while the sum is 63.

The spelling of 2278497817080 in words is "two trillion, two hundred seventy-eight billion, four hundred ninety-seven million, eight hundred seventeen thousand, eighty".