2295128858778 has 48 divisors (see below), whose sum is σ = 5714575042176. Its totient is φ = 652128161760.

The previous prime is 2295128858761. The next prime is 2295128858791. The reversal of 2295128858778 is 8778588215922.

2295128858778 is a `hidden beast` number, since 2 + 29 + 5 + 12 + 8 + 8 + 587 + 7 + 8 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50295726 + ... + 50341337.

It is an arithmetic number, because the mean of its divisors is an integer number (119053646712).

Almost surely, 2^{2295128858778} is an apocalyptic number.

2295128858778 is an abundant number, since it is smaller than the sum of its proper divisors (3419446183398).

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

2295128858778 is a wasteful number, since it uses less digits than its factorization.

2295128858778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100637259 (or 100637256 counting only the distinct ones).

The product of its digits is 361267200, while the sum is 72.

The spelling of 2295128858778 in words is "two trillion, two hundred ninety-five billion, one hundred twenty-eight million, eight hundred fifty-eight thousand, seven hundred seventy-eight".