605670605604 has 54 divisors (see below), whose sum is σ = 1589804634054. Its totient is φ = 201890193120.

The previous prime is 605670605537. The next prime is 605670605623. The reversal of 605670605604 is 406506076506.

It can be written as a sum of positive squares in only one way, i.e., 605669949504 + 656100 = 778248^2 + 810^2 .

It is a tau number, because it is divible by the number of its divisors (54).

It is a super-2 number, since 2×605670605604² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 605670605604.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11512977 + ... + 11565464.

Almost surely, 2^605670605604 is an apocalyptic number.

It is an amenable number.

605670605604 is an abundant number, since it is smaller than the sum of its proper divisors (984134028450).

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

605670605604 is an equidigital number, since it uses as much as digits as its factorization.

605670605604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23078469 (or 23078446 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 605670605604 in words is "six hundred five billion, six hundred seventy million, six hundred five thousand, six hundred four".