612505034655 has 8 divisors (see below), whose sum is σ = 980008055472. Its totient is φ = 326669351808.

The previous prime is 612505034587. The next prime is 612505034677. The reversal of 612505034655 is 556430505216.

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

It is not a de Polignac number, because 612505034655 - 2⁷ = 612505034527 is a prime.

It is a congruent number.

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, 20416834474 + ... + 20416834503.

It is an arithmetic number, because the mean of its divisors is an integer number (122501006934).

Almost surely, 2^612505034655 is an apocalyptic number.

612505034655 is a deficient number, since it is larger than the sum of its proper divisors (367503020817).

612505034655 is a wasteful number, since it uses less digits than its factorization.

612505034655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40833668985.

The product of its (nonzero) digits is 540000, while the sum is 42.

It can be divided in two parts, 61250 and 5034655, that added together give a palindrome (5095905).

The spelling of 612505034655 in words is "six hundred twelve billion, five hundred five million, thirty-four thousand, six hundred fifty-five".