2118454648210 has 32 divisors (see below), whose sum is σ = 3827749685760. Its totient is φ = 844153265088.

The previous prime is 2118454648199. The next prime is 2118454648229. The reversal of 2118454648210 is 128464548112.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35217019 + ... + 35277121.

It is an arithmetic number, because the mean of its divisors is an integer number (119617177680).

Almost surely, 2^{2118454648210} is an apocalyptic number.

2118454648210 is a deficient number, since it is larger than the sum of its proper divisors (1709295037550).

2118454648210 is a wasteful number, since it uses less digits than its factorization.

2118454648210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73482.

The product of its (nonzero) digits is 491520, while the sum is 46.

The spelling of 2118454648210 in words is "two trillion, one hundred eighteen billion, four hundred fifty-four million, six hundred forty-eight thousand, two hundred ten".