40347662006523 has 16 divisors (see below), whose sum is σ = 53855569347840. Its totient is φ = 26869107174624.

The previous prime is 40347662006489. The next prime is 40347662006527. The reversal of 40347662006523 is 32560026674304.

It is not a de Polignac number, because 40347662006523 - 2¹⁰ = 40347662005499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40347662006527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16499640 + ... + 18786522.

It is an arithmetic number, because the mean of its divisors is an integer number (3365973084240).

Almost surely, 2^{40347662006523} is an apocalyptic number.

40347662006523 is a deficient number, since it is larger than the sum of its proper divisors (13507907341317).

40347662006523 is a wasteful number, since it uses less digits than its factorization.

40347662006523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2293298.

The product of its (nonzero) digits is 4354560, while the sum is 48.

The spelling of 40347662006523 in words is "forty trillion, three hundred forty-seven billion, six hundred sixty-two million, six thousand, five hundred twenty-three".