3497972797943 has 8 divisors (see below), whose sum is σ = 3769560690000. Its totient is φ = 3226743914688.

The previous prime is 3497972797933. The next prime is 3497972797961.

3497972797943 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 3497972797943 - 2¹⁶ = 3497972732407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3497972797933) 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, 89731958 + ... + 89770931.

It is an arithmetic number, because the mean of its divisors is an integer number (471195086250).

Almost surely, 2^{3497972797943} is an apocalyptic number.

3497972797943 is a deficient number, since it is larger than the sum of its proper divisors (271587892057).

3497972797943 is a wasteful number, since it uses less digits than its factorization.

3497972797943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179504401.

The product of its digits is 4536852768, while the sum is 80.

The spelling of 3497972797943 in words is "three trillion, four hundred ninety-seven billion, nine hundred seventy-two million, seven hundred ninety-seven thousand, nine hundred forty-three".