210489848612538 has 16 divisors (see below), whose sum is σ = 459250578791136. Its totient is φ = 63784802609840.

The previous prime is 210489848612479. The next prime is 210489848612573. The reversal of 210489848612538 is 835216848984012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1594620065181 + ... + 1594620065312.

It is an arithmetic number, because the mean of its divisors is an integer number (28703161174446).

Almost surely, 2^{210489848612538} is an apocalyptic number.

210489848612538 is an abundant number, since it is smaller than the sum of its proper divisors (248760730178598).

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

210489848612538 is a wasteful number, since it uses less digits than its factorization.

210489848612538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3189240130509.

The product of its (nonzero) digits is 212336640, while the sum is 69.

The spelling of 210489848612538 in words is "two hundred ten trillion, four hundred eighty-nine billion, eight hundred forty-eight million, six hundred twelve thousand, five hundred thirty-eight".