874332009521 has 8 divisors (see below), whose sum is σ = 895502277120. Its totient is φ = 853199785872.

The previous prime is 874332009493. The next prime is 874332009541. The reversal of 874332009521 is 125900233478.

It is a happy number.

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 874332009521 - 2⁶ = 874332009457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (874332009541) 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, 9464465 + ... + 9556398.

It is an arithmetic number, because the mean of its divisors is an integer number (111937784640).

Almost surely, 2^874332009521 is an apocalyptic number.

It is an amenable number.

874332009521 is a deficient number, since it is larger than the sum of its proper divisors (21170267599).

874332009521 is a wasteful number, since it uses less digits than its factorization.

874332009521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19021975.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 874332009521 in words is "eight hundred seventy-four billion, three hundred thirty-two million, nine thousand, five hundred twenty-one".