2010660540 has 96 divisors (see below), whose sum is σ = 6494390784. Its totient is φ = 455274240.

The previous prime is 2010660539. The next prime is 2010660557. The reversal of 2010660540 is 450660102.

It is a super-2 number, since 2×2010660540² = 8085511614226183200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2010660540.

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, 22570 + ... + 67310.

It is an arithmetic number, because the mean of its divisors is an integer number (67649904).

Almost surely, 2^2010660540 is an apocalyptic number.

2010660540 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 2010660540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3247195392).

2010660540 is an abundant number, since it is smaller than the sum of its proper divisors (4483730244).

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

2010660540 is a wasteful number, since it uses less digits than its factorization.

2010660540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44867 (or 44865 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2010660540 is about 44840.3896058007. The cubic root of 2010660540 is about 1262.1556573565.

The spelling of 2010660540 in words is "two billion, ten million, six hundred sixty thousand, five hundred forty".