2102458650 has 48 divisors (see below), whose sum is σ = 5233438848. Its totient is φ = 558576000.

The previous prime is 2102458637. The next prime is 2102458651. The reversal of 2102458650 is 568542012.

It is not an unprimeable number, because it can be changed into a prime (2102458651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14790 + ... + 66510.

It is an arithmetic number, because the mean of its divisors is an integer number (109029976).

Almost surely, 2^2102458650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2102458650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2616719424).

2102458650 is an abundant number, since it is smaller than the sum of its proper divisors (3130980198).

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

2102458650 is a wasteful number, since it uses less digits than its factorization.

2102458650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52007 (or 52002 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 2102458650 is about 45852.5751730478. The cubic root of 2102458650 is about 1281.0787313406.

The spelling of 2102458650 in words is "two billion, one hundred two million, four hundred fifty-eight thousand, six hundred fifty".