40015322220 has 24 divisors (see below), whose sum is σ = 112042902384. Its totient is φ = 10670752576.

The previous prime is 40015322201. The next prime is 40015322233. The reversal of 40015322220 is 2222351004.

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, 333460959 + ... + 333461078.

It is an arithmetic number, because the mean of its divisors is an integer number (4668454266).

Almost surely, 2^40015322220 is an apocalyptic number.

It is an amenable number.

40015322220 is an abundant number, since it is smaller than the sum of its proper divisors (72027580164).

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

40015322220 is a wasteful number, since it uses less digits than its factorization.

40015322220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666922049 (or 666922047 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 40015322220 its reverse (2222351004), we get a palindrome (42237673224).

The spelling of 40015322220 in words is "forty billion, fifteen million, three hundred twenty-two thousand, two hundred twenty".