2265278370788 has 12 divisors (see below), whose sum is σ = 3969446401452. Its totient is φ = 1131150827520.

The previous prime is 2265278370769. The next prime is 2265278370829. The reversal of 2265278370788 is 8870738725622.

It can be written as a sum of positive squares in 2 ways, for example, as 318086976064 + 1947191394724 = 563992^2 + 1395418^2 .

It is a super-3 number, since 3×2265278370788³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 372086045 + ... + 372092132.

It is an arithmetic number, because the mean of its divisors is an integer number (330787200121).

Almost surely, 2^{2265278370788} is an apocalyptic number.

It is an amenable number.

2265278370788 is a deficient number, since it is larger than the sum of its proper divisors (1704168030664).

2265278370788 is a wasteful number, since it uses less digits than its factorization.

2265278370788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744178942 (or 744178940 counting only the distinct ones).

The product of its (nonzero) digits is 126443520, while the sum is 65.

The spelling of 2265278370788 in words is "two trillion, two hundred sixty-five billion, two hundred seventy-eight million, three hundred seventy thousand, seven hundred eighty-eight".