42213553720 has 64 divisors (see below), whose sum is σ = 102310528320. Its totient is φ = 15582910464.

The previous prime is 42213553703. The next prime is 42213553729. The reversal of 42213553720 is 2735531224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42213553729) 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 15 ways as a sum of consecutive naturals, for example, 3413869 + ... + 3426211.

It is an arithmetic number, because the mean of its divisors is an integer number (1598602005).

Almost surely, 2^42213553720 is an apocalyptic number.

42213553720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42213553720 is an abundant number, since it is smaller than the sum of its proper divisors (60096974600).

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

42213553720 is a wasteful number, since it uses less digits than its factorization.

42213553720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18944 (or 18940 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The spelling of 42213553720 in words is "forty-two billion, two hundred thirteen million, five hundred fifty-three thousand, seven hundred twenty".