40400452022 has 32 divisors (see below), whose sum is σ = 70171460352. Its totient is φ = 17086565664.

The previous prime is 40400451953. The next prime is 40400452051. The reversal of 40400452022 is 22025400404.

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 15 ways as a sum of consecutive naturals, for example, 1034768 + ... + 1073100.

It is an arithmetic number, because the mean of its divisors is an integer number (2192858136).

Almost surely, 2^40400452022 is an apocalyptic number.

40400452022 is a deficient number, since it is larger than the sum of its proper divisors (29771008330).

40400452022 is a wasteful number, since it uses less digits than its factorization.

40400452022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39332.

The product of its (nonzero) digits is 2560, while the sum is 23.

Adding to 40400452022 its reverse (22025400404), we get a palindrome (62425852426).

The spelling of 40400452022 in words is "forty billion, four hundred million, four hundred fifty-two thousand, twenty-two".