874152641513 has 4 divisors (see below), whose sum is σ = 874178163540. Its totient is φ = 874127119488.

The previous prime is 874152641477. The next prime is 874152641563. The reversal of 874152641513 is 315146251478.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 413387274304 + 460765367209 = 642952^2 + 678797^2 .

It is a cyclic number.

It is not a de Polignac number, because 874152641513 - 2⁶ = 874152641449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (874152641563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12709568 + ... + 12778161.

It is an arithmetic number, because the mean of its divisors is an integer number (218544540885).

Almost surely, 2^874152641513 is an apocalyptic number.

It is an amenable number.

874152641513 is a deficient number, since it is larger than the sum of its proper divisors (25522027).

874152641513 is a wasteful number, since it uses less digits than its factorization.

874152641513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25522026.

The product of its digits is 806400, while the sum is 47.

The spelling of 874152641513 in words is "eight hundred seventy-four billion, one hundred fifty-two million, six hundred forty-one thousand, five hundred thirteen".