4352652173981 has 4 divisors (see below), whose sum is σ = 4445261794752. Its totient is φ = 4260042553212.

The previous prime is 4352652173957. The next prime is 4352652174023. The reversal of 4352652173981 is 1893712562534.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4352652173981 is a prime.

It is a super-2 number, since 2×4352652173981² (a number of 26 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 (4352652173951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46304810315 + ... + 46304810408.

It is an arithmetic number, because the mean of its divisors is an integer number (1111315448688).

Almost surely, 2^{4352652173981} is an apocalyptic number.

It is an amenable number.

4352652173981 is a deficient number, since it is larger than the sum of its proper divisors (92609620771).

4352652173981 is an equidigital number, since it uses as much as digits as its factorization.

4352652173981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92609620770.

The product of its digits is 10886400, while the sum is 56.

The spelling of 4352652173981 in words is "four trillion, three hundred fifty-two billion, six hundred fifty-two million, one hundred seventy-three thousand, nine hundred eighty-one".