44530430686669 has 2 divisors, whose sum is σ = 44530430686670. Its totient is φ = 44530430686668.

The previous prime is 44530430686537. The next prime is 44530430686691. The reversal of 44530430686669 is 96668603403544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39214685438569 + 5315745248100 = 6262163^2 + 2305590^2 .

It is a cyclic number.

It is not a de Polignac number, because 44530430686669 - 2¹⁵ = 44530430653901 is a prime.

It is a super-2 number, since 2×44530430686669² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44530430686669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44530430687669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22265215343334 + 22265215343335.

It is an arithmetic number, because the mean of its divisors is an integer number (22265215343335).

Almost surely, 2^{44530430686669} is an apocalyptic number.

It is an amenable number.

44530430686669 is a deficient number, since it is larger than the sum of its proper divisors (1).

44530430686669 is an equidigital number, since it uses as much as digits as its factorization.

44530430686669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 268738560, while the sum is 64.

The spelling of 44530430686669 in words is "forty-four trillion, five hundred thirty billion, four hundred thirty million, six hundred eighty-six thousand, six hundred sixty-nine".