612434552512 has 28 divisors (see below), whose sum is σ = 1215687621960. Its totient is φ = 306119561216.

The previous prime is 612434552501. The next prime is 612434552533. The reversal of 612434552512 is 215255434216.

612434552512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×612434552512² (a number of 24 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, 1324462 + ... + 1725997.

It is an arithmetic number, because the mean of its divisors is an integer number (43417415070).

Almost surely, 2^612434552512 is an apocalyptic number.

It is an amenable number.

612434552512 is a deficient number, since it is larger than the sum of its proper divisors (603253069448).

612434552512 is a wasteful number, since it uses less digits than its factorization.

612434552512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3053608 (or 3053598 counting only the distinct ones).

The product of its digits is 288000, while the sum is 40.

Adding to 612434552512 its reverse (215255434216), we get a palindrome (827689986728).

The spelling of 612434552512 in words is "six hundred twelve billion, four hundred thirty-four million, five hundred fifty-two thousand, five hundred twelve".