210484774676428 has 48 divisors (see below), whose sum is σ = 431240019465024. Its totient is φ = 88006975349760.

The previous prime is 210484774676401. The next prime is 210484774676441. The reversal of 210484774676428 is 824676477484012.

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, 196136800 + ... + 197207032.

It is an arithmetic number, because the mean of its divisors is an integer number (8984167072188).

Almost surely, 2^{210484774676428} is an apocalyptic number.

210484774676428 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

210484774676428 is an abundant number, since it is smaller than the sum of its proper divisors (220755244788596).

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

210484774676428 is a wasteful number, since it uses less digits than its factorization.

210484774676428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241602 (or 1241600 counting only the distinct ones).

The product of its (nonzero) digits is 809238528, while the sum is 70.

The spelling of 210484774676428 in words is "two hundred ten trillion, four hundred eighty-four billion, seven hundred seventy-four million, six hundred seventy-six thousand, four hundred twenty-eight".