873854123465 has 16 divisors (see below), whose sum is σ = 1052607871872. Its totient is φ = 696431700864.

The previous prime is 873854123447. The next prime is 873854123497. The reversal of 873854123465 is 564321458378.

It is a cyclic number.

It is not a de Polignac number, because 873854123465 - 2¹⁶ = 873854057929 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 873854123465.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1673732 + ... + 2132858.

It is an arithmetic number, because the mean of its divisors is an integer number (65787991992).

Almost surely, 2^873854123465 is an apocalyptic number.

It is an amenable number.

873854123465 is a deficient number, since it is larger than the sum of its proper divisors (178753748407).

873854123465 is a wasteful number, since it uses less digits than its factorization.

873854123465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460576.

The product of its digits is 19353600, while the sum is 56.

The spelling of 873854123465 in words is "eight hundred seventy-three billion, eight hundred fifty-four million, one hundred twenty-three thousand, four hundred sixty-five".