43492675493 has 4 divisors (see below), whose sum is σ = 45383661408. Its totient is φ = 41601689580.

The previous prime is 43492675489. The next prime is 43492675517. The reversal of 43492675493 is 39457629434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39457629434 = 2 ⋅19728814717.

It is a cyclic number.

It is not a de Polignac number, because 43492675493 - 2² = 43492675489 is a prime.

It is a super-2 number, since 2×43492675493² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43492675423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 945492923 + ... + 945492968.

It is an arithmetic number, because the mean of its divisors is an integer number (11345915352).

Almost surely, 2^43492675493 is an apocalyptic number.

It is an amenable number.

43492675493 is a deficient number, since it is larger than the sum of its proper divisors (1890985915).

43492675493 is a wasteful number, since it uses less digits than its factorization.

43492675493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890985914.

The product of its digits is 19595520, while the sum is 56.

The spelling of 43492675493 in words is "forty-three billion, four hundred ninety-two million, six hundred seventy-five thousand, four hundred ninety-three".