43442495693 has 8 divisors (see below), whose sum is σ = 44370208512. Its totient is φ = 42514924816.

The previous prime is 43442495689. The next prime is 43442495737. The reversal of 43442495693 is 39659424434.

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 43442495693 - 2² = 43442495689 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 (43442495653) 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, 781871 + ... + 835587.

It is an arithmetic number, because the mean of its divisors is an integer number (5546276064).

Almost surely, 2^43442495693 is an apocalyptic number.

It is an amenable number.

43442495693 is a deficient number, since it is larger than the sum of its proper divisors (927712819).

43442495693 is a wasteful number, since it uses less digits than its factorization.

43442495693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70971.

The product of its digits is 11197440, while the sum is 53.

The spelling of 43442495693 in words is "forty-three billion, four hundred forty-two million, four hundred ninety-five thousand, six hundred ninety-three".