40455422005 has 8 divisors (see below), whose sum is σ = 48561232824. Its totient is φ = 32354520000.

The previous prime is 40455421957. The next prime is 40455422017. The reversal of 40455422005 is 50022455404.

It can be written as a sum of positive squares in 4 ways, for example, as 861187716 + 39594234289 = 29346^2 + 198983^2 .

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

It is not a de Polignac number, because 40455422005 - 2²⁵ = 40421867573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1209046 + ... + 1242055.

It is an arithmetic number, because the mean of its divisors is an integer number (6070154103).

Almost surely, 2^40455422005 is an apocalyptic number.

It is an amenable number.

40455422005 is a deficient number, since it is larger than the sum of its proper divisors (8105810819).

40455422005 is a wasteful number, since it uses less digits than its factorization.

40455422005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2454407.

The product of its (nonzero) digits is 32000, while the sum is 31.

Adding to 40455422005 its reverse (50022455404), we get a palindrome (90477877409).

The spelling of 40455422005 in words is "forty billion, four hundred fifty-five million, four hundred twenty-two thousand, five".