40263422331 has 32 divisors (see below), whose sum is σ = 60391005696. Its totient is φ = 23649120000.

The previous prime is 40263422261. The next prime is 40263422359. The reversal of 40263422331 is 13322436204.

It is not a de Polignac number, because 40263422331 - 2²³ = 40255033723 is a prime.

It is a super-2 number, since 2×40263422331² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40263422431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105765 + ... + 302841.

It is an arithmetic number, because the mean of its divisors is an integer number (1887218928).

Almost surely, 2^40263422331 is an apocalyptic number.

40263422331 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

40263422331 is a deficient number, since it is larger than the sum of its proper divisors (20127583365).

40263422331 is a wasteful number, since it uses less digits than its factorization.

40263422331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197283.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 40263422331 its reverse (13322436204), we get a palindrome (53585858535).

The spelling of 40263422331 in words is "forty billion, two hundred sixty-three million, four hundred twenty-two thousand, three hundred thirty-one".