612200133653738 has 16 divisors (see below), whose sum is σ = 1051500311832384. Its totient is φ = 261867893745120.

The previous prime is 612200133653701. The next prime is 612200133653747. The reversal of 612200133653738 is 837356331002216.

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, 41966001320 + ... + 41966015907.

It is an arithmetic number, because the mean of its divisors is an integer number (65718769489524).

Almost surely, 2^{612200133653738} is an apocalyptic number.

612200133653738 is a deficient number, since it is larger than the sum of its proper divisors (439300178178646).

612200133653738 is a wasteful number, since it uses less digits than its factorization.

612200133653738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83932017757.

The product of its (nonzero) digits is 3265920, while the sum is 50.

The spelling of 612200133653738 in words is "six hundred twelve trillion, two hundred billion, one hundred thirty-three million, six hundred fifty-three thousand, seven hundred thirty-eight".