348744578116 has 81 divisors (see below), whose sum is σ = 713062253757. Its totient is φ = 149101054080.

The previous prime is 348744578111. The next prime is 348744578137. The reversal of 348744578116 is 611875447843.

The square root of 348744578116 is 590546.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 271513944900 + 77230633216 = 521070^2 + 277904^2 .

It is a super-2 number, since 2×348744578116² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (348744578111) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 220863415 + ... + 220864993.

Almost surely, 2^348744578116 is an apocalyptic number.

348744578116 is the 590546-th square number.

It is an amenable number.

348744578116 is an abundant number, since it is smaller than the sum of its proper divisors (364317675641).

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

348744578116 is a wasteful number, since it uses less digits than its factorization.

348744578116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3218 (or 1609 counting only the distinct ones).

The product of its digits is 18063360, while the sum is 58.

The spelling of 348744578116 in words is "three hundred forty-eight billion, seven hundred forty-four million, five hundred seventy-eight thousand, one hundred sixteen".