34278657057 has 20 divisors (see below), whose sum is σ = 51325249536. Its totient is φ = 22799392920.

The previous prime is 34278657043. The next prime is 34278657059. The reversal of 34278657057 is 75075687243.

It is a happy number.

It is not a de Polignac number, because 34278657057 - 2⁴ = 34278657041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34278656994 and 34278657012.

It is not an unprimeable number, because it can be changed into a prime (34278657059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 456033 + ... + 525854.

Almost surely, 2^34278657057 is an apocalyptic number.

It is an amenable number.

34278657057 is a deficient number, since it is larger than the sum of its proper divisors (17046592479).

34278657057 is an equidigital number, since it uses as much as digits as its factorization.

34278657057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982330 (or 982321 counting only the distinct ones).

The product of its (nonzero) digits is 9878400, while the sum is 54.

The spelling of 34278657057 in words is "thirty-four billion, two hundred seventy-eight million, six hundred fifty-seven thousand, fifty-seven".