402533414161 has 4 divisors (see below), whose sum is σ = 402534691812. Its totient is φ = 402532136512.

The previous prime is 402533414141. The next prime is 402533414183. The reversal of 402533414161 is 161414335204.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 194255273536 + 208278140625 = 440744^2 + 456375^2 .

It is a cyclic number.

It is not a de Polignac number, because 402533414161 - 2²¹ = 402531317009 is a prime.

It is a super-2 number, since 2×402533414161² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402533414141) 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, 207525 + ... + 920941.

It is an arithmetic number, because the mean of its divisors is an integer number (100633672953).

Almost surely, 2^402533414161 is an apocalyptic number.

It is an amenable number.

402533414161 is a deficient number, since it is larger than the sum of its proper divisors (1277651).

402533414161 is an equidigital number, since it uses as much as digits as its factorization.

402533414161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277650.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 402533414161 its reverse (161414335204), we get a palindrome (563947749365).

The spelling of 402533414161 in words is "four hundred two billion, five hundred thirty-three million, four hundred fourteen thousand, one hundred sixty-one".