874836603521421 has 8 divisors (see below), whose sum is σ = 1166451553829760. Its totient is φ = 583223027780352.

The previous prime is 874836603521389. The next prime is 874836603521527. The reversal of 874836603521421 is 124125306638478.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 874836603521421 - 2⁵ = 874836603521389 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874836603525421) 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, 342155860 + ... + 344703213.

It is an arithmetic number, because the mean of its divisors is an integer number (145806444228720).

Almost surely, 2^{874836603521421} is an apocalyptic number.

It is an amenable number.

874836603521421 is a deficient number, since it is larger than the sum of its proper divisors (291614950308339).

874836603521421 is a wasteful number, since it uses less digits than its factorization.

874836603521421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687283635.

The product of its (nonzero) digits is 46448640, while the sum is 60.

The spelling of 874836603521421 in words is "eight hundred seventy-four trillion, eight hundred thirty-six billion, six hundred three million, five hundred twenty-one thousand, four hundred twenty-one".