32135551321 has 8 divisors (see below), whose sum is σ = 32744736000. Its totient is φ = 31526472432.

The previous prime is 32135551249. The next prime is 32135551339. The reversal of 32135551321 is 12315553123.

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 32135551321 - 2¹³ = 32135543129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32135551351) 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, 874680 + ... + 910678.

It is an arithmetic number, because the mean of its divisors is an integer number (4093092000).

Almost surely, 2^32135551321 is an apocalyptic number.

It is an amenable number.

32135551321 is a deficient number, since it is larger than the sum of its proper divisors (609184679).

32135551321 is a wasteful number, since it uses less digits than its factorization.

32135551321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52895.

The product of its digits is 13500, while the sum is 31.

The spelling of 32135551321 in words is "thirty-two billion, one hundred thirty-five million, five hundred fifty-one thousand, three hundred twenty-one".