4661267172533 has 16 divisors (see below), whose sum is σ = 4863529303920. Its totient is φ = 4461932826624.

The previous prime is 4661267172517. The next prime is 4661267172539. The reversal of 4661267172533 is 3352717621664.

It can be written as a sum of positive squares in 8 ways, for example, as 129166922404 + 4532100250129 = 359398^2 + 2128873^2 .

It is a cyclic number.

It is not a de Polignac number, because 4661267172533 - 2⁴ = 4661267172517 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 (4661267172539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218735 + ... + 3061107.

It is an arithmetic number, because the mean of its divisors is an integer number (303970581495).

Almost surely, 2^{4661267172533} is an apocalyptic number.

It is an amenable number.

4661267172533 is a deficient number, since it is larger than the sum of its proper divisors (202262131387).

4661267172533 is a wasteful number, since it uses less digits than its factorization.

4661267172533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2842888.

The product of its digits is 7620480, while the sum is 53.

The spelling of 4661267172533 in words is "four trillion, six hundred sixty-one billion, two hundred sixty-seven million, one hundred seventy-two thousand, five hundred thirty-three".