26056363878 has 32 divisors (see below), whose sum is σ = 60420556800. Its totient is φ = 8307825768.

The previous prime is 26056363873. The next prime is 26056363891. The reversal of 26056363878 is 87836365062.

26056363878 is a `hidden beast` number, since 2 + 6 + 0 + 563 + 6 + 3 + 8 + 78 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26056363873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10488438 + ... + 10490921.

It is an arithmetic number, because the mean of its divisors is an integer number (1888142400).

Almost surely, 2^26056363878 is an apocalyptic number.

26056363878 is an abundant number, since it is smaller than the sum of its proper divisors (34364192922).

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

26056363878 is a wasteful number, since it uses less digits than its factorization.

26056363878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20979393 (or 20979387 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 26056363878 in words is "twenty-six billion, fifty-six million, three hundred sixty-three thousand, eight hundred seventy-eight".