347856490912 has 24 divisors (see below), whose sum is σ = 782677105056. Its totient is φ = 149081353152.

The previous prime is 347856490843. The next prime is 347856490913. The reversal of 347856490912 is 219094658743.

It is a super-2 number, since 2×347856490912² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (347856490913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 776465158 + ... + 776465605.

It is an arithmetic number, because the mean of its divisors is an integer number (32611546044).

It is a 1-persistent number, because it is pandigital, but 2⋅347856490912 = 695712981824 is not.

Almost surely, 2^347856490912 is an apocalyptic number.

347856490912 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

347856490912 is an abundant number, since it is smaller than the sum of its proper divisors (434820614144).

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

347856490912 is a wasteful number, since it uses less digits than its factorization.

347856490912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552930780 (or 1552930772 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 347856490912 in words is "three hundred forty-seven billion, eight hundred fifty-six million, four hundred ninety thousand, nine hundred twelve".