2452687669 has 2 divisors, whose sum is σ = 2452687670. Its totient is φ = 2452687668.

The previous prime is 2452687661. The next prime is 2452687681. The reversal of 2452687669 is 9667862542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2281208644 + 171479025 = 47762^2 + 13095^2 .

It is a cyclic number.

It is not a de Polignac number, because 2452687669 - 2³ = 2452687661 is a prime.

It is a super-2 number, since 2×2452687669² = 12031353603329307122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2452687661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1226343834 + 1226343835.

It is an arithmetic number, because the mean of its divisors is an integer number (1226343835).

Almost surely, 2^2452687669 is an apocalyptic number.

It is an amenable number.

2452687669 is a deficient number, since it is larger than the sum of its proper divisors (1).

2452687669 is an equidigital number, since it uses as much as digits as its factorization.

2452687669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8709120, while the sum is 55.

The square root of 2452687669 is about 49524.6167981136. The cubic root of 2452687669 is about 1348.5925283647.

The spelling of 2452687669 in words is "two billion, four hundred fifty-two million, six hundred eighty-seven thousand, six hundred sixty-nine".