40220433774 has 12 divisors (see below), whose sum is σ = 87144273216. Its totient is φ = 13406811252.

The previous prime is 40220433769. The next prime is 40220433809. The reversal of 40220433774 is 47733402204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1117234254 + ... + 1117234289.

It is an arithmetic number, because the mean of its divisors is an integer number (7262022768).

Almost surely, 2^40220433774 is an apocalyptic number.

40220433774 is an abundant number, since it is smaller than the sum of its proper divisors (46923839442).

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

40220433774 is a wasteful number, since it uses less digits than its factorization.

40220433774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2234468551 (or 2234468548 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 36.

Adding to 40220433774 its reverse (47733402204), we get a palindrome (87953835978).

The spelling of 40220433774 in words is "forty billion, two hundred twenty million, four hundred thirty-three thousand, seven hundred seventy-four".