2453947650 has 576 divisors, whose sum is σ = 8865432576. Its totient is φ = 489888000.

The previous prime is 2453947591. The next prime is 2453947651. The reversal of 2453947650 is 567493542.

2453947650 is a `hidden beast` number, since 24 + 539 + 47 + 6 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 2453947596 and 2453947605.

It is not an unprimeable number, because it can be changed into a prime (2453947651) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 40228620 + ... + 40228680.

It is an arithmetic number, because the mean of its divisors is an integer number (15391376).

Almost surely, 2^2453947650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2453947650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4432716288).

2453947650 is an abundant number, since it is smaller than the sum of its proper divisors (6411484926).

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

2453947650 is a wasteful number, since it uses less digits than its factorization.

2453947650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The square root of 2453947650 is about 49537.3359194860. The cubic root of 2453947650 is about 1348.8234193037.

The spelling of 2453947650 in words is "two billion, four hundred fifty-three million, nine hundred forty-seven thousand, six hundred fifty".