84107667425 has 12 divisors (see below), whose sum is σ = 104573126460. Its totient is φ = 67105734720.

The previous prime is 84107667407. The next prime is 84107667451. The reversal of 84107667425 is 52476670148.

It can be written as a sum of positive squares in 6 ways, for example, as 707281 + 84106960144 = 841^2 + 290012^2 .

It is not a de Polignac number, because 84107667425 - 2¹² = 84107663329 is a prime.

It is a super-2 number, since 2×84107667425² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4500470 + ... + 4519119.

It is an arithmetic number, because the mean of its divisors is an integer number (8714427205).

Almost surely, 2^84107667425 is an apocalyptic number.

It is an amenable number.

84107667425 is a deficient number, since it is larger than the sum of its proper divisors (20465459035).

84107667425 is a wasteful number, since it uses less digits than its factorization.

84107667425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9019972 (or 9019967 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 50.

The spelling of 84107667425 in words is "eighty-four billion, one hundred seven million, six hundred sixty-seven thousand, four hundred twenty-five".