874587857733887 has 48 divisors (see below), whose sum is σ = 971756064246240. Its totient is φ = 786499670880000.

The previous prime is 874587857733817. The next prime is 874587857733899. The reversal of 874587857733887 is 788337758785478.

It is a happy number.

It is not a de Polignac number, because 874587857733887 - 2¹² = 874587857729791 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 874587857733887.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874587857733817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14909158337 + ... + 14909216997.

It is an arithmetic number, because the mean of its divisors is an integer number (20244918005130).

Almost surely, 2^{874587857733887} is an apocalyptic number.

874587857733887 is a deficient number, since it is larger than the sum of its proper divisors (97168206512353).

874587857733887 is a wasteful number, since it uses less digits than its factorization.

874587857733887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62376 (or 62365 counting only the distinct ones).

The product of its digits is 495658598400, while the sum is 95.

The spelling of 874587857733887 in words is "eight hundred seventy-four trillion, five hundred eighty-seven billion, eight hundred fifty-seven million, seven hundred thirty-three thousand, eight hundred eighty-seven".