40214022320 has 20 divisors (see below), whose sum is σ = 93497602080. Its totient is φ = 16085608896.

The previous prime is 40214022313. The next prime is 40214022323. The reversal of 40214022320 is 2322041204.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 40214022292 and 40214022301.

It is not an unprimeable number, because it can be changed into a prime (40214022323) 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, 251337560 + ... + 251337719.

It is an arithmetic number, because the mean of its divisors is an integer number (4674880104).

Almost surely, 2^40214022320 is an apocalyptic number.

40214022320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40214022320 is an abundant number, since it is smaller than the sum of its proper divisors (53283579760).

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

40214022320 is a wasteful number, since it uses less digits than its factorization.

40214022320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502675292 (or 502675286 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 40214022320 its reverse (2322041204), we get a palindrome (42536063524).

The spelling of 40214022320 in words is "forty billion, two hundred fourteen million, twenty-two thousand, three hundred twenty".