220040400232 has 32 divisors (see below), whose sum is σ = 426831120000. Its totient is φ = 106219277248.

The previous prime is 220040400149. The next prime is 220040400233. The reversal of 220040400232 is 232004040022.

It is not an unprimeable number, because it can be changed into a prime (220040400233) 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, 5520069 + ... + 5559787.

It is an arithmetic number, because the mean of its divisors is an integer number (13338472500).

Almost surely, 2^220040400232 is an apocalyptic number.

It is an amenable number.

220040400232 is a deficient number, since it is larger than the sum of its proper divisors (206790719768).

220040400232 is a wasteful number, since it uses less digits than its factorization.

220040400232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63633 (or 63629 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 220040400232 its reverse (232004040022), we get a palindrome (452044440254).

The spelling of 220040400232 in words is "two hundred twenty billion, forty million, four hundred thousand, two hundred thirty-two".