44135432061321 has 8 divisors (see below), whose sum is σ = 59957568083520. Its totient is φ = 28868458706672.

The previous prime is 44135432061313. The next prime is 44135432061361. The reversal of 44135432061321 is 12316023453144.

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 44135432061321 - 2³ = 44135432061313 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 44135432061321.

It is not an unprimeable number, because it can be changed into a prime (44135432061361) 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, 138790666701 + ... + 138790667018.

It is an arithmetic number, because the mean of its divisors is an integer number (7494696010440).

Almost surely, 2^{44135432061321} is an apocalyptic number.

It is an amenable number.

44135432061321 is a deficient number, since it is larger than the sum of its proper divisors (15822136022199).

44135432061321 is a wasteful number, since it uses less digits than its factorization.

44135432061321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277581333775.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 44135432061321 in words is "forty-four trillion, one hundred thirty-five billion, four hundred thirty-two million, sixty-one thousand, three hundred twenty-one".