8260277878 has 8 divisors (see below), whose sum is σ = 12391201368. Its totient is φ = 4129877424.

The previous prime is 8260277867. The next prime is 8260277897. The reversal of 8260277878 is 8787720628.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 88551 + ... + 156082.

It is an arithmetic number, because the mean of its divisors is an integer number (1548900171).

Almost surely, 2^8260277878 is an apocalyptic number.

8260277878 is a deficient number, since it is larger than the sum of its proper divisors (4130923490).

8260277878 is a wasteful number, since it uses less digits than its factorization.

8260277878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261518.

The product of its (nonzero) digits is 4214784, while the sum is 55.

The square root of 8260277878 is about 90886.0708689731. The cubic root of 8260277878 is about 2021.4587605237.

The spelling of 8260277878 in words is "eight billion, two hundred sixty million, two hundred seventy-seven thousand, eight hundred seventy-eight".