64126312041320 has 32 divisors (see below), whose sum is σ = 144285232608000. Its totient is φ = 25650341613888.

The previous prime is 64126312041199. The next prime is 64126312041401. The reversal of 64126312041320 is 2314021362146.

It is a super-2 number, since 2×64126312041320² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16481 + ... + 11324879.

It is an arithmetic number, because the mean of its divisors is an integer number (4508913519000).

Almost surely, 2^{64126312041320} is an apocalyptic number.

It is an amenable number.

64126312041320 is an abundant number, since it is smaller than the sum of its proper divisors (80158920566680).

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

64126312041320 is a wasteful number, since it uses less digits than its factorization.

64126312041320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11450177 (or 11450173 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 64126312041320 in words is "sixty-four trillion, one hundred twenty-six billion, three hundred twelve million, forty-one thousand, three hundred twenty".