43926291396 has 81 divisors (see below), whose sum is σ = 120278907021. Its totient is φ = 13510751904.

The previous prime is 43926291377. The next prime is 43926291407. The reversal of 43926291396 is 69319262934.

The square root of 43926291396 is 209586.

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

43926291396 is a `hidden beast` number, since 4 + 3 + 9 + 2 + 629 + 1 + 3 + 9 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6497972100 + 37428319296 = 80610^2 + 193464^2 .

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 16346365 + ... + 16349051.

Almost surely, 2^43926291396 is an apocalyptic number.

43926291396 is the 209586-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43926291396

43926291396 is an abundant number, since it is smaller than the sum of its proper divisors (76352615625).

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

43926291396 is a wasteful number, since it uses less digits than its factorization.

43926291396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5410 (or 2705 counting only the distinct ones).

The product of its digits is 3779136, while the sum is 54.

The spelling of 43926291396 in words is "forty-three billion, nine hundred twenty-six million, two hundred ninety-one thousand, three hundred ninety-six".