34426783278 has 24 divisors (see below), whose sum is σ = 78517225800. Its totient is φ = 10871615664.

The previous prime is 34426783277. The next prime is 34426783331. The reversal of 34426783278 is 87238762443.

It is a happy number.

34426783278 is a `hidden beast` number, since 34 + 4 + 267 + 83 + 278 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34426783277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50331213 + ... + 50331896.

It is an arithmetic number, because the mean of its divisors is an integer number (3271551075).

Almost surely, 2^34426783278 is an apocalyptic number.

34426783278 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

34426783278 is an abundant number, since it is smaller than the sum of its proper divisors (44090442522).

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

34426783278 is a wasteful number, since it uses less digits than its factorization.

34426783278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100663136 (or 100663133 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 54.

The spelling of 34426783278 in words is "thirty-four billion, four hundred twenty-six million, seven hundred eighty-three thousand, two hundred seventy-eight".