402669482672101 has 2 divisors, whose sum is σ = 402669482672102. Its totient is φ = 402669482672100.

The previous prime is 402669482672089. The next prime is 402669482672257. The reversal of 402669482672101 is 101276284966204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 299920951787076 + 102748530885025 = 17318226^2 + 10136495^2 .

It is a cyclic number.

It is not a de Polignac number, because 402669482672101 - 2¹¹ = 402669482670053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402669482675101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201334741336050 + 201334741336051.

It is an arithmetic number, because the mean of its divisors is an integer number (201334741336051).

Almost surely, 2^{402669482672101} is an apocalyptic number.

It is an amenable number.

402669482672101 is a deficient number, since it is larger than the sum of its proper divisors (1).

402669482672101 is an equidigital number, since it uses as much as digits as its factorization.

402669482672101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13934592, while the sum is 58.

The spelling of 402669482672101 in words is "four hundred two trillion, six hundred sixty-nine billion, four hundred eighty-two million, six hundred seventy-two thousand, one hundred one".