84869671251 has 8 divisors (see below), whose sum is σ = 119816006544. Its totient is φ = 53251558400.

The previous prime is 84869671247. The next prime is 84869671279. The reversal of 84869671251 is 15217696848.

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

It is a cyclic number.

It is not a de Polignac number, because 84869671251 - 2² = 84869671247 is a prime.

It is a super-2 number, since 2×84869671251² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84869671191 and 84869671200.

It is not an unprimeable number, because it can be changed into a prime (84869671231) 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, 832055550 + ... + 832055651.

It is an arithmetic number, because the mean of its divisors is an integer number (14977000818).

Almost surely, 2^84869671251 is an apocalyptic number.

84869671251 is a deficient number, since it is larger than the sum of its proper divisors (34946335293).

84869671251 is a wasteful number, since it uses less digits than its factorization.

84869671251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1664111221.

The product of its digits is 5806080, while the sum is 57.

The spelling of 84869671251 in words is "eighty-four billion, eight hundred sixty-nine million, six hundred seventy-one thousand, two hundred fifty-one".