42552223412 has 12 divisors (see below), whose sum is σ = 74486768160. Its totient is φ = 21270289656.

The previous prime is 42552223409. The next prime is 42552223429. The reversal of 42552223412 is 21432225524.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1439048 + ... + 1468319.

It is an arithmetic number, because the mean of its divisors is an integer number (6207230680).

Almost surely, 2^42552223412 is an apocalyptic number.

It is an amenable number.

42552223412 is a deficient number, since it is larger than the sum of its proper divisors (31934544748).

42552223412 is a wasteful number, since it uses less digits than its factorization.

42552223412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2911030 (or 2911028 counting only the distinct ones).

The product of its digits is 38400, while the sum is 32.

Adding to 42552223412 its reverse (21432225524), we get a palindrome (63984448936).

The spelling of 42552223412 in words is "forty-two billion, five hundred fifty-two million, two hundred twenty-three thousand, four hundred twelve".