8674870381551 has 32 divisors (see below), whose sum is σ = 14072111596800. Its totient is φ = 5237952553440.

The previous prime is 8674870381483. The next prime is 8674870381591. The reversal of 8674870381551 is 1551830784768.

8674870381551 is a `hidden beast` number, since 8 + 6 + 7 + 4 + 8 + 70 + 3 + 8 + 1 + 551 = 666.

It is not a de Polignac number, because 8674870381551 - 2⁹ = 8674870381039 is a prime.

It is a super-2 number, since 2×8674870381551² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8674870381591) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54210661 + ... + 54370446.

It is an arithmetic number, because the mean of its divisors is an integer number (439753487400).

Almost surely, 2^{8674870381551} is an apocalyptic number.

8674870381551 is a deficient number, since it is larger than the sum of its proper divisors (5397241215249).

8674870381551 is a wasteful number, since it uses less digits than its factorization.

8674870381551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108581396 (or 108581390 counting only the distinct ones).

The product of its (nonzero) digits is 45158400, while the sum is 63.

The spelling of 8674870381551 in words is "eight trillion, six hundred seventy-four billion, eight hundred seventy million, three hundred eighty-one thousand, five hundred fifty-one".