489902115102 has 32 divisors (see below), whose sum is σ = 1000897855488. Its totient is φ = 159801192096.

The previous prime is 489902115097. The next prime is 489902115113. The reversal of 489902115102 is 201511209984.

It is a congruent number.

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, 1889398 + ... + 2132985.

It is an arithmetic number, because the mean of its divisors is an integer number (31278057984).

Almost surely, 2^489902115102 is an apocalyptic number.

489902115102 is an abundant number, since it is smaller than the sum of its proper divisors (510995740386).

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

489902115102 is a wasteful number, since it uses less digits than its factorization.

489902115102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4022824.

The product of its (nonzero) digits is 51840, while the sum is 42.

The spelling of 489902115102 in words is "four hundred eighty-nine billion, nine hundred two million, one hundred fifteen thousand, one hundred two".