7852225513 has 16 divisors (see below), whose sum is σ = 9327844800. Its totient is φ = 6529481280.

The previous prime is 7852225501. The next prime is 7852225519. The reversal of 7852225513 is 3155222587.

It is a cyclic number.

It is not a de Polignac number, because 7852225513 - 2²¹ = 7850128361 is a prime.

It is a super-2 number, since 2×7852225513² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7852225519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 641706 + ... + 653827.

It is an arithmetic number, because the mean of its divisors is an integer number (582990300).

Almost surely, 2^7852225513 is an apocalyptic number.

It is an amenable number.

7852225513 is a deficient number, since it is larger than the sum of its proper divisors (1475619287).

7852225513 is a wasteful number, since it uses less digits than its factorization.

7852225513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295592.

The product of its digits is 168000, while the sum is 40.

The square root of 7852225513 is about 88612.7841397617. The cubic root of 7852225513 is about 1987.6088476337.

The spelling of 7852225513 in words is "seven billion, eight hundred fifty-two million, two hundred twenty-five thousand, five hundred thirteen".