3439007931556 has 6 divisors (see below), whose sum is σ = 6018263880230. Its totient is φ = 1719503965776.

The previous prime is 3439007931523. The next prime is 3439007931613. The reversal of 3439007931556 is 6551397009343.

It can be written as a sum of positive squares in only one way, i.e., 3071662843456 + 367345088100 = 1752616^2 + 606090^2 .

It is a super-2 number, since 2×3439007931556² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3439007931497 and 3439007931506.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429875991441 + ... + 429875991448.

Almost surely, 2^{3439007931556} is an apocalyptic number.

It is an amenable number.

3439007931556 is a deficient number, since it is larger than the sum of its proper divisors (2579255948674).

3439007931556 is a wasteful number, since it uses less digits than its factorization.

3439007931556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859751982893 (or 859751982891 counting only the distinct ones).

The product of its (nonzero) digits is 9185400, while the sum is 55.

The spelling of 3439007931556 in words is "three trillion, four hundred thirty-nine billion, seven million, nine hundred thirty-one thousand, five hundred fifty-six".