3494929403568 has 20 divisors (see below), whose sum is σ = 9028567626008. Its totient is φ = 1164976467840.

The previous prime is 3494929403507. The next prime is 3494929403569. The reversal of 3494929403568 is 8653049294943.

It is a super-2 number, since 2×3494929403568² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3494929403499 and 3494929403508.

It is not an unprimeable number, because it can be changed into a prime (3494929403569) 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, 36405514573 + ... + 36405514668.

Almost surely, 2^{3494929403568} is an apocalyptic number.

It is an amenable number.

3494929403568 is an abundant number, since it is smaller than the sum of its proper divisors (5533638222440).

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

3494929403568 is a wasteful number, since it uses less digits than its factorization.

3494929403568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72811029252 (or 72811029246 counting only the distinct ones).

The product of its (nonzero) digits is 201553920, while the sum is 66.

The spelling of 3494929403568 in words is "three trillion, four hundred ninety-four billion, nine hundred twenty-nine million, four hundred three thousand, five hundred sixty-eight".