40040663126 has 8 divisors (see below), whose sum is σ = 60189606360. Its totient is φ = 19977461008.

The previous prime is 40040663119. The next prime is 40040663129. The reversal of 40040663126 is 62136604004.

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

It is a junction number, because it is equal to n+sod(n) for n = 40040663092 and 40040663101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40040663129) 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, 21434111 + ... + 21435978.

It is an arithmetic number, because the mean of its divisors is an integer number (7523700795).

Almost surely, 2^40040663126 is an apocalyptic number.

40040663126 is a deficient number, since it is larger than the sum of its proper divisors (20148943234).

40040663126 is a wasteful number, since it uses less digits than its factorization.

40040663126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42870558.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 40040663126 in words is "forty billion, forty million, six hundred sixty-three thousand, one hundred twenty-six".