2645420108 has 6 divisors (see below), whose sum is σ = 4629485196. Its totient is φ = 1322710052.

The previous prime is 2645420093. The next prime is 2645420143. The reversal of 2645420108 is 8010245462.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330677510 + ... + 330677517.

It is an arithmetic number, because the mean of its divisors is an integer number (771580866).

Almost surely, 2^2645420108 is an apocalyptic number.

It is an amenable number.

2645420108 is a deficient number, since it is larger than the sum of its proper divisors (1984065088).

2645420108 is a wasteful number, since it uses less digits than its factorization.

2645420108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661355031 (or 661355029 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 2645420108 is about 51433.6476248768. The cubic root of 2645420108 is about 1383.0298388475.

The spelling of 2645420108 in words is "two billion, six hundred forty-five million, four hundred twenty thousand, one hundred eight".