42626464220 has 24 divisors (see below), whose sum is σ = 89565353808. Its totient is φ = 17041104000.

The previous prime is 42626464217. The next prime is 42626464229. The reversal of 42626464220 is 2246462624.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42626464229) 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, 555686 + ... + 627725.

It is an arithmetic number, because the mean of its divisors is an integer number (3731889742).

Almost surely, 2^42626464220 is an apocalyptic number.

It is an amenable number.

42626464220 is an abundant number, since it is smaller than the sum of its proper divisors (46938889588).

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

42626464220 is a wasteful number, since it uses less digits than its factorization.

42626464220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1185221 (or 1185219 counting only the distinct ones).

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

The spelling of 42626464220 in words is "forty-two billion, six hundred twenty-six million, four hundred sixty-four thousand, two hundred twenty".