347845221080 has 32 divisors (see below), whose sum is σ = 894459140640. Its totient is φ = 119261218560.

The previous prime is 347845221029. The next prime is 347845221089. The reversal of 347845221080 is 80122548743.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (347845221089) 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, 621151901 + ... + 621152460.

It is an arithmetic number, because the mean of its divisors is an integer number (27951848145).

Almost surely, 2^347845221080 is an apocalyptic number.

It is an amenable number.

347845221080 is an abundant number, since it is smaller than the sum of its proper divisors (546613919560).

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

347845221080 is a wasteful number, since it uses less digits than its factorization.

347845221080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242304379 (or 1242304375 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 44.

The spelling of 347845221080 in words is "three hundred forty-seven billion, eight hundred forty-five million, two hundred twenty-one thousand, eighty".