874261066820021 has 8 divisors (see below), whose sum is σ = 893345778420480. Its totient is φ = 855196497399088.

The previous prime is 874261066819913. The next prime is 874261066820039. The reversal of 874261066820021 is 120028660162478.

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

It is a cyclic number.

It is not a de Polignac number, because 874261066820021 - 2³⁸ = 873986188913077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874261066820081) 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, 5035457126 + ... + 5035630743.

It is an arithmetic number, because the mean of its divisors is an integer number (111668222302560).

Almost surely, 2^{874261066820021} is an apocalyptic number.

It is an amenable number.

874261066820021 is a deficient number, since it is larger than the sum of its proper divisors (19084711600459).

874261066820021 is a wasteful number, since it uses less digits than its factorization.

874261066820021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10071089763.

The product of its (nonzero) digits is 3096576, while the sum is 53.

The spelling of 874261066820021 in words is "eight hundred seventy-four trillion, two hundred sixty-one billion, sixty-six million, eight hundred twenty thousand, twenty-one".