43406540196496 has 45 divisors (see below), whose sum is σ = 88760484813321. Its totient is φ = 20560755543552.

The previous prime is 43406540196361. The next prime is 43406540196499. The reversal of 43406540196496 is 69469104560434.

The square root of 43406540196496 is 6588364.

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., 2767445182096 + 40639095014400 = 1663564^2 + 6374880^2 .

It is not an unprimeable number, because it can be changed into a prime (43406540196499) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 500672320 + ... + 500759008.

Almost surely, 2^{43406540196496} is an apocalyptic number.

43406540196496 is the 6588364-th square number.

It is an amenable number.

43406540196496 is an abundant number, since it is smaller than the sum of its proper divisors (45353944616825).

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

43406540196496 is an frugal number, since it uses more digits than its factorization.

43406540196496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173424 (or 86710 counting only the distinct ones).

The product of its (nonzero) digits is 67184640, while the sum is 61.

The spelling of 43406540196496 in words is "forty-three trillion, four hundred six billion, five hundred forty million, one hundred ninety-six thousand, four hundred ninety-six".