84000825075 has 36 divisors (see below), whose sum is σ = 143835623048. Its totient is φ = 43255564800.

The previous prime is 84000825071. The next prime is 84000825079. The reversal of 84000825075 is 57052800048.

It is an interprime number because it is at equal distance from previous prime (84000825071) and next prime (84000825079).

It is not a de Polignac number, because 84000825075 - 2² = 84000825071 is a prime.

It is a super-2 number, since 2×84000825075² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84000825071) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 602806 + ... + 728955.

Almost surely, 2^84000825075 is an apocalyptic number.

84000825075 is a deficient number, since it is larger than the sum of its proper divisors (59834797973).

84000825075 is a wasteful number, since it uses less digits than its factorization.

84000825075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331832 (or 1331798 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 39.

The spelling of 84000825075 in words is "eighty-four billion, eight hundred twenty-five thousand, seventy-five".