40669822896553 has 2 divisors, whose sum is σ = 40669822896554. Its totient is φ = 40669822896552.

The previous prime is 40669822896551. The next prime is 40669822896611. The reversal of 40669822896553 is 35569822896604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40095642380544 + 574180516009 = 6332112^2 + 757747^2 .

It is a cyclic number.

It is not a de Polignac number, because 40669822896553 - 2¹ = 40669822896551 is a prime.

Together with 40669822896551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (40669822896551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20334911448276 + 20334911448277.

It is an arithmetic number, because the mean of its divisors is an integer number (20334911448277).

Almost surely, 2^{40669822896553} is an apocalyptic number.

It is an amenable number.

40669822896553 is a deficient number, since it is larger than the sum of its proper divisors (1).

40669822896553 is an equidigital number, since it uses as much as digits as its factorization.

40669822896553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1343692800, while the sum is 73.

The spelling of 40669822896553 in words is "forty trillion, six hundred sixty-nine billion, eight hundred twenty-two million, eight hundred ninety-six thousand, five hundred fifty-three".