612655005 has 16 divisors (see below), whose sum is σ = 1004157504. Its totient is φ = 318779520.

The previous prime is 612655003. The next prime is 612655009. The reversal of 612655005 is 500556216.

612655005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 612655005 - 2¹ = 612655003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612655003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 497479 + ... + 498708.

It is an arithmetic number, because the mean of its divisors is an integer number (62759844).

Almost surely, 2^612655005 is an apocalyptic number.

It is an amenable number.

612655005 is a deficient number, since it is larger than the sum of its proper divisors (391502499).

612655005 is a wasteful number, since it uses less digits than its factorization.

612655005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996236.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 612655005 is about 24751.8687173312. The cubic root of 612655005 is about 849.3212597728.

The spelling of 612655005 in words is "six hundred twelve million, six hundred fifty-five thousand, five".