42351346320 has 80 divisors (see below), whose sum is σ = 132291479232. Its totient is φ = 11207472640.

The previous prime is 42351346259. The next prime is 42351346321. The reversal of 42351346320 is 2364315324.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (42351346321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 642087 + ... + 704966.

Almost surely, 2^42351346320 is an apocalyptic number.

42351346320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42351346320 is an abundant number, since it is smaller than the sum of its proper divisors (89940132912).

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

42351346320 is a wasteful number, since it uses less digits than its factorization.

42351346320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347200 (or 1347194 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 33.

The spelling of 42351346320 in words is "forty-two billion, three hundred fifty-one million, three hundred forty-six thousand, three hundred twenty".