3405722274656 has 24 divisors (see below), whose sum is σ = 7220786169744. Its totient is φ = 1571871818880.

The previous prime is 3405722274641. The next prime is 3405722274677. The reversal of 3405722274656 is 6564722275043.

It is a junction number, because it is equal to n+sod(n) for n = 3405722274598 and 3405722274607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4093415780 + ... + 4093416611.

It is an arithmetic number, because the mean of its divisors is an integer number (300866090406).

Almost surely, 2^{3405722274656} is an apocalyptic number.

It is an amenable number.

3405722274656 is an abundant number, since it is smaller than the sum of its proper divisors (3815063895088).

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

3405722274656 is a wasteful number, since it uses less digits than its factorization.

3405722274656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8186832414 (or 8186832406 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 53.

The spelling of 3405722274656 in words is "three trillion, four hundred five billion, seven hundred twenty-two million, two hundred seventy-four thousand, six hundred fifty-six".