4688251650 has 240 divisors, whose sum is σ = 13611628800. Its totient is φ = 1194963840.

The previous prime is 4688251639. The next prime is 4688251651. The reversal of 4688251650 is 561528864.

4688251650 is a `hidden beast` number, since 4 + 6 + 8 + 82 + 516 + 50 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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 = 4688251596 and 4688251605.

It is not an unprimeable number, because it can be changed into a prime (4688251651) by changing a digit.

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 119 ways as a sum of consecutive naturals, for example, 21023439 + ... + 21023661.

It is an arithmetic number, because the mean of its divisors is an integer number (56715120).

Almost surely, 2^4688251650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4688251650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6805814400).

4688251650 is an abundant number, since it is smaller than the sum of its proper divisors (8923377150).

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

4688251650 is a wasteful number, since it uses less digits than its factorization.

4688251650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455 (or 441 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The square root of 4688251650 is about 68470.8087435806. The cubic root of 4688251650 is about 1673.6718245181.

The spelling of 4688251650 in words is "four billion, six hundred eighty-eight million, two hundred fifty-one thousand, six hundred fifty".