84247672888 has 32 divisors (see below), whose sum is σ = 167394623760. Its totient is φ = 39613201920.

The previous prime is 84247672879. The next prime is 84247672897. The reversal of 84247672888 is 88827674248.

It is an interprime number because it is at equal distance from previous prime (84247672879) and next prime (84247672897).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 90378 + ... + 420313.

Almost surely, 2^84247672888 is an apocalyptic number.

It is an amenable number.

84247672888 is a deficient number, since it is larger than the sum of its proper divisors (83146950872).

84247672888 is a wasteful number, since it uses less digits than its factorization.

84247672888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511927 (or 511923 counting only the distinct ones).

The product of its digits is 77070336, while the sum is 64.

The spelling of 84247672888 in words is "eighty-four billion, two hundred forty-seven million, six hundred seventy-two thousand, eight hundred eighty-eight".