34857000000 has 392 divisors, whose sum is σ = 128188984160. Its totient is φ = 9288000000.

The previous prime is 34856999999. The next prime is 34857000029. The reversal of 34857000000 is 75843.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 26999355 + ... + 27000645.

Almost surely, 2^34857000000 is an apocalyptic number.

34857000000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34857000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64094492080).

34857000000 is an abundant number, since it is smaller than the sum of its proper divisors (93331984160).

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

34857000000 is an frugal number, since it uses more digits than its factorization.

34857000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342 (or 1301 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

Adding to 34857000000 its reverse (75843), we get a palindrome (34857075843).

The spelling of 34857000000 in words is "thirty-four billion, eight hundred fifty-seven million", and thus it is an aban number.