42266264220 has 72 divisors (see below), whose sum is σ = 128279838960. Its totient is φ = 11264659200.

The previous prime is 42266264189. The next prime is 42266264239. The reversal of 42266264220 is 2246266224.

42266264220 is a `hidden beast` number, since 4 + 2 + 2 + 6 + 6 + 2 + 642 + 2 + 0 = 666.

It is a super-2 number, since 2×42266264220² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 258991 + ... + 389369.

It is an arithmetic number, because the mean of its divisors is an integer number (1781664430).

Almost surely, 2^42266264220 is an apocalyptic number.

It is an amenable number.

42266264220 is an abundant number, since it is smaller than the sum of its proper divisors (86013574740).

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

42266264220 is a wasteful number, since it uses less digits than its factorization.

42266264220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132195 (or 132190 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 42266264220 in words is "forty-two billion, two hundred sixty-six million, two hundred sixty-four thousand, two hundred twenty".