2278266672836 has 96 divisors (see below), whose sum is σ = 5232787273728. Its totient is φ = 841529525760.

The previous prime is 2278266672823. The next prime is 2278266672901. The reversal of 2278266672836 is 6382766628722.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 622550 + ... + 2223533.

It is an arithmetic number, because the mean of its divisors is an integer number (54508200768).

Almost surely, 2^{2278266672836} is an apocalyptic number.

It is an amenable number.

2278266672836 is an abundant number, since it is smaller than the sum of its proper divisors (2954520600892).

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

2278266672836 is a wasteful number, since it uses less digits than its factorization.

2278266672836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2846241 (or 2846239 counting only the distinct ones).

The product of its digits is 195084288, while the sum is 65.

The spelling of 2278266672836 in words is "two trillion, two hundred seventy-eight billion, two hundred sixty-six million, six hundred seventy-two thousand, eight hundred thirty-six".