430562363341661 has 4 divisors (see below), whose sum is σ = 430562424864732. Its totient is φ = 430562301818592.

The previous prime is 430562363341657. The next prime is 430562363341673. The reversal of 430562363341661 is 166143363265034.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 64363811562436 + 366198551779225 = 8022706^2 + 19136315^2 .

It is a cyclic number.

It is not a de Polignac number, because 430562363341661 - 2² = 430562363341657 is a prime.

It is a super-3 number, since 3×430562363341661³ (a number of 45 digits) contains 333 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 (430562363340661) 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, 18683096 + ... + 34787681.

It is an arithmetic number, because the mean of its divisors is an integer number (107640606216183).

Almost surely, 2^{430562363341661} is an apocalyptic number.

It is an amenable number.

430562363341661 is a deficient number, since it is larger than the sum of its proper divisors (61523071).

430562363341661 is an equidigital number, since it uses as much as digits as its factorization.

430562363341661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61523070.

The product of its (nonzero) digits is 16796160, while the sum is 53.

The spelling of 430562363341661 in words is "four hundred thirty trillion, five hundred sixty-two billion, three hundred sixty-three million, three hundred forty-one thousand, six hundred sixty-one".