9431628712 has 16 divisors (see below), whose sum is σ = 19291968000. Its totient is φ = 4287103920.

The previous prime is 9431628707. The next prime is 9431628719. The reversal of 9431628712 is 2178261349.

It is a super-2 number, since 2×9431628712² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9431628719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53588712 + ... + 53588887.

It is an arithmetic number, because the mean of its divisors is an integer number (1205748000).

Almost surely, 2^9431628712 is an apocalyptic number.

It is an amenable number.

9431628712 is an abundant number, since it is smaller than the sum of its proper divisors (9860339288).

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

9431628712 is a wasteful number, since it uses less digits than its factorization.

9431628712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107177616 (or 107177612 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 9431628712 is about 97116.5727978495. The cubic root of 9431628712 is about 2112.8186995896.

The spelling of 9431628712 in words is "nine billion, four hundred thirty-one million, six hundred twenty-eight thousand, seven hundred twelve".