347505401412 has 72 divisors (see below), whose sum is σ = 971554188696. Its totient is φ = 104034875904.

The previous prime is 347505401359. The next prime is 347505401413. The reversal of 347505401412 is 214104505743.

347505401412 is a `hidden beast` number, since 3 + 4 + 7 + 505 + 4 + 0 + 141 + 2 = 666.

347505401412 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 149216873796 + 198288527616 = 386286^2 + 445296^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (347505401413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10016913 + ... + 10051544.

Almost surely, 2^347505401412 is an apocalyptic number.

It is an amenable number.

347505401412 is an abundant number, since it is smaller than the sum of its proper divisors (624048787284).

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

347505401412 is a wasteful number, since it uses less digits than its factorization.

347505401412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20068517 (or 20068512 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 347505401412 in words is "three hundred forty-seven billion, five hundred five million, four hundred one thousand, four hundred twelve".