40375640234523 has 16 divisors (see below), whose sum is σ = 58728310371072. Its totient is φ = 24470040660000.

The previous prime is 40375640234491. The next prime is 40375640234591. The reversal of 40375640234523 is 32543204657304.

It is not a de Polignac number, because 40375640234523 - 2⁵ = 40375640234491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40375640238523) 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, 33709993 + ... + 34887173.

It is an arithmetic number, because the mean of its divisors is an integer number (3670519398192).

Almost surely, 2^{40375640234523} is an apocalyptic number.

40375640234523 is a deficient number, since it is larger than the sum of its proper divisors (18352670136549).

40375640234523 is a wasteful number, since it uses less digits than its factorization.

40375640234523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216546.

The product of its (nonzero) digits is 7257600, while the sum is 48.

The spelling of 40375640234523 in words is "forty trillion, three hundred seventy-five billion, six hundred forty million, two hundred thirty-four thousand, five hundred twenty-three".