334407116778 has 16 divisors (see below), whose sum is σ = 764359124160. Its totient is φ = 95544890496.

The previous prime is 334407116767. The next prime is 334407116779. The reversal of 334407116778 is 877611704433.

It is a super-2 number, since 2×334407116778² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 334407116778.

It is not an unprimeable number, because it can be changed into a prime (334407116779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3981037063 + ... + 3981037146.

It is an arithmetic number, because the mean of its divisors is an integer number (47772445260).

Almost surely, 2^334407116778 is an apocalyptic number.

334407116778 is an abundant number, since it is smaller than the sum of its proper divisors (429952007382).

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

334407116778 is a wasteful number, since it uses less digits than its factorization.

334407116778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7962074221.

The product of its (nonzero) digits is 2370816, while the sum is 51.

The spelling of 334407116778 in words is "three hundred thirty-four billion, four hundred seven million, one hundred sixteen thousand, seven hundred seventy-eight".