612505070609 has 8 divisors (see below), whose sum is σ = 614918910528. Its totient is φ = 610095942160.

The previous prime is 612505070599. The next prime is 612505070627. The reversal of 612505070609 is 906070505216.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 612505070609 - 2³⁶ = 543785593873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612505070689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 917237 + ... + 1437474.

It is an arithmetic number, because the mean of its divisors is an integer number (76864863816).

Almost surely, 2^612505070609 is an apocalyptic number.

It is an amenable number.

612505070609 is a deficient number, since it is larger than the sum of its proper divisors (2413839919).

612505070609 is a wasteful number, since it uses less digits than its factorization.

612505070609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2355735.

The product of its (nonzero) digits is 113400, while the sum is 41.

The spelling of 612505070609 in words is "six hundred twelve billion, five hundred five million, seventy thousand, six hundred nine".