40431163083 has 4 divisors (see below), whose sum is σ = 53908217448. Its totient is φ = 26954108720.

The previous prime is 40431163079. The next prime is 40431163117. The reversal of 40431163083 is 38036113404.

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

It is a cyclic number.

It is not a de Polignac number, because 40431163083 - 2² = 40431163079 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40431163063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6738527178 + ... + 6738527183.

It is an arithmetic number, because the mean of its divisors is an integer number (13477054362).

Almost surely, 2^40431163083 is an apocalyptic number.

40431163083 is a deficient number, since it is larger than the sum of its proper divisors (13477054365).

40431163083 is a wasteful number, since it uses less digits than its factorization.

40431163083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13477054364.

The product of its (nonzero) digits is 20736, while the sum is 33.

Adding to 40431163083 its reverse (38036113404), we get a palindrome (78467276487).

The spelling of 40431163083 in words is "forty billion, four hundred thirty-one million, one hundred sixty-three thousand, eighty-three".