40023263497 has 8 divisors (see below), whose sum is σ = 45775352576. Its totient is φ = 34279794432.

The previous prime is 40023263491. The next prime is 40023263509. The reversal of 40023263497 is 79436232004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40023263497 - 2⁷ = 40023263369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40023263491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2145048 + ... + 2163625.

It is an arithmetic number, because the mean of its divisors is an integer number (5721919072).

Almost surely, 2^40023263497 is an apocalyptic number.

It is an amenable number.

40023263497 is a deficient number, since it is larger than the sum of its proper divisors (5752089079).

40023263497 is a wasteful number, since it uses less digits than its factorization.

40023263497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4310007.

The product of its (nonzero) digits is 217728, while the sum is 40.

The spelling of 40023263497 in words is "forty billion, twenty-three million, two hundred sixty-three thousand, four hundred ninety-seven".