7866847052 has 24 divisors (see below), whose sum is σ = 14388548160. Its totient is φ = 3758630400.

The previous prime is 7866847049. The next prime is 7866847103. The reversal of 7866847052 is 2507486687.

It is a super-2 number, since 2×7866847052² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7866846985 and 7866847003.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338324 + ... + 360827.

It is an arithmetic number, because the mean of its divisors is an integer number (599522840).

Almost surely, 2^7866847052 is an apocalyptic number.

It is an amenable number.

7866847052 is a deficient number, since it is larger than the sum of its proper divisors (6521701108).

7866847052 is a wasteful number, since it uses less digits than its factorization.

7866847052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699281 (or 699279 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 53.

The square root of 7866847052 is about 88695.2481928993. The cubic root of 7866847052 is about 1988.8417838784.

The spelling of 7866847052 in words is "seven billion, eight hundred sixty-six million, eight hundred forty-seven thousand, fifty-two".