40222166452 has 24 divisors (see below), whose sum is σ = 75979233792. Its totient is φ = 18520994400.

The previous prime is 40222166443. The next prime is 40222166461. The reversal of 40222166452 is 25466122204.

It is an interprime number because it is at equal distance from previous prime (40222166443) and next prime (40222166461).

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, 874924 + ... + 919747.

It is an arithmetic number, because the mean of its divisors is an integer number (3165801408).

Almost surely, 2^40222166452 is an apocalyptic number.

It is an amenable number.

40222166452 is a deficient number, since it is larger than the sum of its proper divisors (35757067340).

40222166452 is a wasteful number, since it uses less digits than its factorization.

40222166452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1795119 (or 1795117 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 40222166452 its reverse (25466122204), we get a palindrome (65688288656).

The spelling of 40222166452 in words is "forty billion, two hundred twenty-two million, one hundred sixty-six thousand, four hundred fifty-two".