2066242500 has 240 divisors, whose sum is σ = 7652050560. Its totient is φ = 472176000.

The previous prime is 2066242499. The next prime is 2066242517. The reversal of 2066242500 is 52426602.

2066242500 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 470314 + ... + 474686.

It is an arithmetic number, because the mean of its divisors is an integer number (31883544).

Almost surely, 2^2066242500 is an apocalyptic number.

2066242500 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 2066242500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3826025280).

2066242500 is an abundant number, since it is smaller than the sum of its proper divisors (5585808060).

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

2066242500 is a wasteful number, since it uses less digits than its factorization.

2066242500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4413 (or 4390 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2066242500 is about 45455.9402058741. The cubic root of 2066242500 is about 1273.6802953943.

The spelling of 2066242500 in words is "two billion, sixty-six million, two hundred forty-two thousand, five hundred".