34274378820 has 96 divisors (see below), whose sum is σ = 105869151360. Its totient is φ = 8215567360.

The previous prime is 34274378797. The next prime is 34274378821. The reversal of 34274378820 is 2887347243.

It is a self number, because there is not a number n which added to its sum of digits gives 34274378820.

It is not an unprimeable number, because it can be changed into a prime (34274378821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 233007 + ... + 350486.

It is an arithmetic number, because the mean of its divisors is an integer number (1102803660).

Almost surely, 2^34274378820 is an apocalyptic number.

34274378820 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34274378820 is an abundant number, since it is smaller than the sum of its proper divisors (71594772540).

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

34274378820 is a wasteful number, since it uses less digits than its factorization.

34274378820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583605 (or 583603 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 48.

The spelling of 34274378820 in words is "thirty-four billion, two hundred seventy-four million, three hundred seventy-eight thousand, eight hundred twenty".