213059484318940 has 96 divisors (see below), whose sum is σ = 515123168232960. Its totient is φ = 72509115596544.

The previous prime is 213059484318937. The next prime is 213059484318977. The reversal of 213059484318940 is 49813484950312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97720167 + ... + 99876673.

It is an arithmetic number, because the mean of its divisors is an integer number (5365866335760).

Almost surely, 2^{213059484318940} is an apocalyptic number.

213059484318940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213059484318940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (257561584116480).

213059484318940 is an abundant number, since it is smaller than the sum of its proper divisors (302063683914020).

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

213059484318940 is a wasteful number, since it uses less digits than its factorization.

213059484318940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161739 (or 2161737 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 61.

The spelling of 213059484318940 in words is "two hundred thirteen trillion, fifty-nine billion, four hundred eighty-four million, three hundred eighteen thousand, nine hundred forty".