40216226352 has 20 divisors (see below), whose sum is σ = 103891918200. Its totient is φ = 13405408768.

The previous prime is 40216226327. The next prime is 40216226353. The reversal of 40216226352 is 25362261204.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40216226353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418918977 + ... + 418919072.

It is an arithmetic number, because the mean of its divisors is an integer number (5194595910).

Almost surely, 2^40216226352 is an apocalyptic number.

It is an amenable number.

40216226352 is an abundant number, since it is smaller than the sum of its proper divisors (63675691848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40216226352 is a wasteful number, since it uses less digits than its factorization.

40216226352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837838060 (or 837838054 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 40216226352 its reverse (25362261204), we get a palindrome (65578487556).

The spelling of 40216226352 in words is "forty billion, two hundred sixteen million, two hundred twenty-six thousand, three hundred fifty-two".