402052330330001 has 8 divisors (see below), whose sum is σ = 433019698733160. Its totient is φ = 371090714222592.

The previous prime is 402052330329997. The next prime is 402052330330109. The reversal of 402052330330001 is 100033033250204.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2956418891776 + 399095911438225 = 1719424^2 + 19977385^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 402052330330001 - 2² = 402052330329997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (402052330330201) 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, 1437928766 + ... + 1438208343.

It is an arithmetic number, because the mean of its divisors is an integer number (54127462341645).

Almost surely, 2^{402052330330001} is an apocalyptic number.

It is an amenable number.

402052330330001 is a deficient number, since it is larger than the sum of its proper divisors (30967368403159).

402052330330001 is a wasteful number, since it uses less digits than its factorization.

402052330330001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2876147875.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 402052330330001 its reverse (100033033250204), we get a palindrome (502085363580205).

The spelling of 402052330330001 in words is "four hundred two trillion, fifty-two billion, three hundred thirty million, three hundred thirty thousand, one".