84761672551 has 8 divisors (see below), whose sum is σ = 84913570800. Its totient is φ = 84609822528.

The previous prime is 84761672549. The next prime is 84761672587. The reversal of 84761672551 is 15527616748.

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 84761672551 - 2¹ = 84761672549 is a prime.

It is a super-2 number, since 2×84761672551² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84761672591) 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, 6749260 + ... + 6761806.

It is an arithmetic number, because the mean of its divisors is an integer number (10614196350).

Almost surely, 2^84761672551 is an apocalyptic number.

84761672551 is a deficient number, since it is larger than the sum of its proper divisors (151898249).

84761672551 is a wasteful number, since it uses less digits than its factorization.

84761672551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24113.

The product of its digits is 2822400, while the sum is 52.

The spelling of 84761672551 in words is "eighty-four billion, seven hundred sixty-one million, six hundred seventy-two thousand, five hundred fifty-one".