68855432426 has 8 divisors (see below), whose sum is σ = 112672525824. Its totient is φ = 31297923820.

The previous prime is 68855432423. The next prime is 68855432449. The reversal of 68855432426 is 62423455886.

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

It is not an unprimeable number, because it can be changed into a prime (68855432423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1564896170 + ... + 1564896213.

It is an arithmetic number, because the mean of its divisors is an integer number (14084065728).

Almost surely, 2^68855432426 is an apocalyptic number.

68855432426 is a deficient number, since it is larger than the sum of its proper divisors (43817093398).

68855432426 is a wasteful number, since it uses less digits than its factorization.

68855432426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129792396.

The product of its digits is 11059200, while the sum is 53.

The spelling of 68855432426 in words is "sixty-eight billion, eight hundred fifty-five million, four hundred thirty-two thousand, four hundred twenty-six".