40523264193 has 4 divisors (see below), whose sum is σ = 54031018928. Its totient is φ = 27015509460.

The previous prime is 40523264189. The next prime is 40523264269. The reversal of 40523264193 is 39146232504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40523264193 - 2² = 40523264189 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40523264143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6753877363 + ... + 6753877368.

It is an arithmetic number, because the mean of its divisors is an integer number (13507754732).

Almost surely, 2^40523264193 is an apocalyptic number.

It is an amenable number.

40523264193 is a deficient number, since it is larger than the sum of its proper divisors (13507754735).

40523264193 is a wasteful number, since it uses less digits than its factorization.

40523264193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13507754734.

The product of its (nonzero) digits is 155520, while the sum is 39.

Adding to 40523264193 its reverse (39146232504), we get a palindrome (79669496697).

The spelling of 40523264193 in words is "forty billion, five hundred twenty-three million, two hundred sixty-four thousand, one hundred ninety-three".