40051022455 has 4 divisors (see below), whose sum is σ = 48061226952. Its totient is φ = 32040817960.

The previous prime is 40051022441. The next prime is 40051022519. The reversal of 40051022455 is 55422015004.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40051022455 - 2⁹ = 40051021943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4005102241 + ... + 4005102250.

It is an arithmetic number, because the mean of its divisors is an integer number (12015306738).

Almost surely, 2^40051022455 is an apocalyptic number.

40051022455 is a deficient number, since it is larger than the sum of its proper divisors (8010204497).

40051022455 is an equidigital number, since it uses as much as digits as its factorization.

40051022455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8010204496.

The product of its (nonzero) digits is 8000, while the sum is 28.

Adding to 40051022455 its reverse (55422015004), we get a palindrome (95473037459).

The spelling of 40051022455 in words is "forty billion, fifty-one million, twenty-two thousand, four hundred fifty-five".