42650908920 has 96 divisors (see below), whose sum is σ = 145911027600. Its totient is φ = 10774964736.

The previous prime is 42650908907. The next prime is 42650908921. The reversal of 42650908920 is 2980905624.

42650908920 is a `hidden beast` number, since 42 + 6 + 509 + 0 + 89 + 20 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42650908921) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 3110917 + ... + 3124596.

Almost surely, 2^42650908920 is an apocalyptic number.

42650908920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42650908920 is an abundant number, since it is smaller than the sum of its proper divisors (103260118680).

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

42650908920 is a wasteful number, since it uses less digits than its factorization.

42650908920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6235549 (or 6235542 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 42650908920 in words is "forty-two billion, six hundred fifty million, nine hundred eight thousand, nine hundred twenty".