39445366354493 has 8 divisors (see below), whose sum is σ = 43576008862080. Its totient is φ = 35405507198880.

The previous prime is 39445366354489. The next prime is 39445366354501.

39445366354493 is nontrivially palindromic in base 10.

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 39445366354493 - 2² = 39445366354489 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39445366354463) 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, 22695837080 + ... + 22695838817.

It is an arithmetic number, because the mean of its divisors is an integer number (5447001107760).

Almost surely, 2^{39445366354493} is an apocalyptic number.

It is an amenable number.

39445366354493 is a deficient number, since it is larger than the sum of its proper divisors (4130642507587).

39445366354493 is a wasteful number, since it uses less digits than its factorization.

39445366354493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45391675987.

The product of its digits is 1511654400, while the sum is 68.

The spelling of 39445366354493 in words is "thirty-nine trillion, four hundred forty-five billion, three hundred sixty-six million, three hundred fifty-four thousand, four hundred ninety-three".