347764936506 has 64 divisors (see below), whose sum is σ = 771031430400. Its totient is φ = 103875042816.

The previous prime is 347764936499. The next prime is 347764936517. The reversal of 347764936506 is 605639467743.

It is a happy number.

It is a super-2 number, since 2×347764936506² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 347764936506.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1129710 + ... + 1404198.

It is an arithmetic number, because the mean of its divisors is an integer number (12047366100).

Almost surely, 2^347764936506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 347764936506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (385515715200).

347764936506 is an abundant number, since it is smaller than the sum of its proper divisors (423266493894).

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

347764936506 is a wasteful number, since it uses less digits than its factorization.

347764936506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274983.

The product of its (nonzero) digits is 68584320, while the sum is 60.

The spelling of 347764936506 in words is "three hundred forty-seven billion, seven hundred sixty-four million, nine hundred thirty-six thousand, five hundred six".