347686011420 has 192 divisors, whose sum is σ = 1089015363072. Its totient is φ = 82149376000.

The previous prime is 347686011391. The next prime is 347686011427. The reversal of 347686011420 is 24110686743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (347686011427) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29516572 + ... + 29528348.

It is an arithmetic number, because the mean of its divisors is an integer number (5671955016).

Almost surely, 2^347686011420 is an apocalyptic number.

347686011420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 347686011420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (544507681536).

347686011420 is an abundant number, since it is smaller than the sum of its proper divisors (741329351652).

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

347686011420 is a wasteful number, since it uses less digits than its factorization.

347686011420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12932 (or 12930 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 347686011420 in words is "three hundred forty-seven billion, six hundred eighty-six million, eleven thousand, four hundred twenty".