40500423005 has 32 divisors (see below), whose sum is σ = 56710368000. Its totient is φ = 27755359296.

The previous prime is 40500422959. The next prime is 40500423013. The reversal of 40500423005 is 50032400504.

40500423005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40500423005 - 2²² = 40496228701 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3388019 + ... + 3399951.

It is an arithmetic number, because the mean of its divisors is an integer number (1772199000).

Almost surely, 2^40500423005 is an apocalyptic number.

It is an amenable number.

40500423005 is a deficient number, since it is larger than the sum of its proper divisors (16209944995).

40500423005 is a wasteful number, since it uses less digits than its factorization.

40500423005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13938 (or 13924 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

Adding to 40500423005 its reverse (50032400504), we get a palindrome (90532823509).

The spelling of 40500423005 in words is "forty billion, five hundred million, four hundred twenty-three thousand, five".