40226642623 has 16 divisors (see below), whose sum is σ = 43831075840. Its totient is φ = 36879918840.

The previous prime is 40226642597. The next prime is 40226642629. The reversal of 40226642623 is 32624662204.

It is not a de Polignac number, because 40226642623 - 2⁵ = 40226642591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40226642629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118036 + ... + 307222.

It is an arithmetic number, because the mean of its divisors is an integer number (2739442240).

Almost surely, 2^40226642623 is an apocalyptic number.

40226642623 is a deficient number, since it is larger than the sum of its proper divisors (3604433217).

40226642623 is an equidigital number, since it uses as much as digits as its factorization.

40226642623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189275 (or 189237 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 37.

It can be divided in two parts, 402266 and 42623, that added together give a square (444889 = 667²).

The spelling of 40226642623 in words is "forty billion, two hundred twenty-six million, six hundred forty-two thousand, six hundred twenty-three".