5250601785 has 32 divisors (see below), whose sum is σ = 9869666688. Its totient is φ = 2349918720.

The previous prime is 5250601777. The next prime is 5250601787. The reversal of 5250601785 is 5871060525.

It is not a de Polignac number, because 5250601785 - 2³ = 5250601777 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5250601787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1221772 + ... + 1226061.

It is an arithmetic number, because the mean of its divisors is an integer number (308427084).

Almost surely, 2^5250601785 is an apocalyptic number.

5250601785 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5250601785 is a deficient number, since it is larger than the sum of its proper divisors (4619064903).

5250601785 is a wasteful number, since it uses less digits than its factorization.

5250601785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2447865.

The product of its (nonzero) digits is 84000, while the sum is 39.

The square root of 5250601785 is about 72461.0363229784. The cubic root of 5250601785 is about 1738.0797269122.

The spelling of 5250601785 in words is "five billion, two hundred fifty million, six hundred one thousand, seven hundred eighty-five".