2670435659 has 4 divisors (see below), whose sum is σ = 2673729240. Its totient is φ = 2667142080.

The previous prime is 2670435653. The next prime is 2670435661. The reversal of 2670435659 is 9565340762.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2670435659 - 2⁴ = 2670435643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2670435653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1645574 + ... + 1647195.

It is an arithmetic number, because the mean of its divisors is an integer number (668432310).

Almost surely, 2^2670435659 is an apocalyptic number.

2670435659 is a deficient number, since it is larger than the sum of its proper divisors (3293581).

2670435659 is an equidigital number, since it uses as much as digits as its factorization.

2670435659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3293580.

The product of its (nonzero) digits is 1360800, while the sum is 47.

The square root of 2670435659 is about 51676.2581752975. The cubic root of 2670435659 is about 1387.3755594806.

The spelling of 2670435659 in words is "two billion, six hundred seventy million, four hundred thirty-five thousand, six hundred fifty-nine".