40347662046746 has 4 divisors (see below), whose sum is σ = 60521493070122. Its totient is φ = 20173831023372.

The previous prime is 40347662046739. The next prime is 40347662046773. The reversal of 40347662046746 is 64764026674304.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 29682610830625 + 10665051216121 = 5448175^2 + 3265739^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10086915511685 + ... + 10086915511688.

Almost surely, 2^{40347662046746} is an apocalyptic number.

40347662046746 is a deficient number, since it is larger than the sum of its proper divisors (20173831023376).

40347662046746 is a wasteful number, since it uses less digits than its factorization.

40347662046746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20173831023375.

The product of its (nonzero) digits is 97542144, while the sum is 59.

The spelling of 40347662046746 in words is "forty trillion, three hundred forty-seven billion, six hundred sixty-two million, forty-six thousand, seven hundred forty-six".