8400481312 has 24 divisors (see below), whose sum is σ = 16557360876. Its totient is φ = 4195437312.

The previous prime is 8400481307. The next prime is 8400481361. The reversal of 8400481312 is 2131840048.

It can be written as a sum of positive squares in 2 ways, for example, as 8280272016 + 120209296 = 90996^2 + 10964^2 .

It is a super-2 number, since 2×8400481312² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121603 + ... + 177730.

Almost surely, 2^8400481312 is an apocalyptic number.

It is an amenable number.

8400481312 is a deficient number, since it is larger than the sum of its proper divisors (8156879564).

8400481312 is a wasteful number, since it uses less digits than its factorization.

8400481312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300220 (or 300212 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 8400481312 is about 91654.1396337339. The cubic root of 8400481312 is about 2032.8315385837.

The spelling of 8400481312 in words is "eight billion, four hundred million, four hundred eighty-one thousand, three hundred twelve".