5252445851 has 8 divisors (see below), whose sum is σ = 5582564064. Its totient is φ = 4924677760.

The previous prime is 5252445839. The next prime is 5252445857. The reversal of 5252445851 is 1585442525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5252445851 is a prime.

It is a super-2 number, since 2×5252445851² = 55176374835374228402, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5252445799 and 5252445808.

It is not an unprimeable number, because it can be changed into a prime (5252445857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 582920 + ... + 591861.

It is an arithmetic number, because the mean of its divisors is an integer number (697820508).

Almost surely, 2^5252445851 is an apocalyptic number.

5252445851 is a deficient number, since it is larger than the sum of its proper divisors (330118213).

5252445851 is a wasteful number, since it uses less digits than its factorization.

5252445851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175061.

The product of its digits is 320000, while the sum is 41.

The square root of 5252445851 is about 72473.7597410263. The cubic root of 5252445851 is about 1738.2831803263.

The spelling of 5252445851 in words is "five billion, two hundred fifty-two million, four hundred forty-five thousand, eight hundred fifty-one".