4199769843556 has 27 divisors (see below), whose sum is σ = 8549589873657. Its totient is φ = 1799889065520.

The previous prime is 4199769843523. The next prime is 4199769843583. The reversal of 4199769843556 is 6553489679914.

The square root of 4199769843556 is 2049334.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4646603556 + 4195123240000 = 68166^2 + 2048200^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 28617486 + ... + 28763866.

Almost surely, 2^{4199769843556} is an apocalyptic number.

4199769843556 is the 2049334-th square number.

It is an amenable number.

4199769843556 is an abundant number, since it is smaller than the sum of its proper divisors (4349820030101).

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

4199769843556 is an frugal number, since it uses more digits than its factorization.

4199769843556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292780 (or 146390 counting only the distinct ones).

The product of its digits is 1763596800, while the sum is 76.

The spelling of 4199769843556 in words is "four trillion, one hundred ninety-nine billion, seven hundred sixty-nine million, eight hundred forty-three thousand, five hundred fifty-six".