40338987222 has 16 divisors (see below), whose sum is σ = 80682015600. Its totient is φ = 13445655552.

The previous prime is 40338987203. The next prime is 40338987223. The reversal of 40338987222 is 22278983304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40338987223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29847 + ... + 285602.

It is an arithmetic number, because the mean of its divisors is an integer number (5042625975).

Almost surely, 2^40338987222 is an apocalyptic number.

40338987222 is an abundant number, since it is smaller than the sum of its proper divisors (40343028378).

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

40338987222 is a wasteful number, since it uses less digits than its factorization.

40338987222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336767.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 40338987222 in words is "forty billion, three hundred thirty-eight million, nine hundred eighty-seven thousand, two hundred twenty-two".