42266644220 has 24 divisors (see below), whose sum is σ = 88768071504. Its totient is φ = 16905111296.

The previous prime is 42266644219. The next prime is 42266644223. The reversal of 42266644220 is 2244666224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42266644223) 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, 141827 + ... + 323493.

It is an arithmetic number, because the mean of its divisors is an integer number (3698669646).

Almost surely, 2^42266644220 is an apocalyptic number.

It is an amenable number.

42266644220 is an abundant number, since it is smaller than the sum of its proper divisors (46501427284).

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

42266644220 is a wasteful number, since it uses less digits than its factorization.

42266644220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193309 (or 193307 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 38.

The spelling of 42266644220 in words is "forty-two billion, two hundred sixty-six million, six hundred forty-four thousand, two hundred twenty".