612490173270732 has 36 divisors (see below), whose sum is σ = 1584244608386440. Its totient is φ = 199415405250432.

The previous prime is 612490173270697. The next prime is 612490173270733. The reversal of 612490173270732 is 237072371094216.

612490173270732 is a `hidden beast` number, since 6 + 1 + 2 + 490 + 17 + 3 + 2 + 70 + 73 + 2 = 666.

612490173270732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×612490173270732² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (612490173270733) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197832741757 + ... + 197832744852.

Almost surely, 2^{612490173270732} is an apocalyptic number.

It is an amenable number.

612490173270732 is an abundant number, since it is smaller than the sum of its proper divisors (971754435115708).

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

612490173270732 is a wasteful number, since it uses less digits than its factorization.

612490173270732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395665486662 (or 395665486657 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 54.

The spelling of 612490173270732 in words is "six hundred twelve trillion, four hundred ninety billion, one hundred seventy-three million, two hundred seventy thousand, seven hundred thirty-two".