2106134580 has 48 divisors (see below), whose sum is σ = 6433285824. Its totient is φ = 510577920.

The previous prime is 2106134579. The next prime is 2106134593. The reversal of 2106134580 is 854316012.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1594897 + ... + 1596216.

It is an arithmetic number, because the mean of its divisors is an integer number (134026788).

Almost surely, 2^2106134580 is an apocalyptic number.

2106134580 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2106134580 is an abundant number, since it is smaller than the sum of its proper divisors (4327151244).

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

2106134580 is a wasteful number, since it uses less digits than its factorization.

2106134580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3191136 (or 3191134 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 2106134580 is about 45892.6418938810. The cubic root of 2106134580 is about 1281.8249075558.

The spelling of 2106134580 in words is "two billion, one hundred six million, one hundred thirty-four thousand, five hundred eighty".