8453633411661 has 8 divisors (see below), whose sum is σ = 11271524644800. Its totient is φ = 5635748893152.

The previous prime is 8453633411623. The next prime is 8453633411723. The reversal of 8453633411661 is 1661143363548.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8453633411661 - 2¹⁰ = 8453633410637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8453623411661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4186641 + ... + 5868153.

It is an arithmetic number, because the mean of its divisors is an integer number (1408940580600).

Almost surely, 2^{8453633411661} is an apocalyptic number.

It is an amenable number.

8453633411661 is a deficient number, since it is larger than the sum of its proper divisors (2817891233139).

8453633411661 is a wasteful number, since it uses less digits than its factorization.

8453633411661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3357315.

The product of its digits is 3732480, while the sum is 51.

The spelling of 8453633411661 in words is "eight trillion, four hundred fifty-three billion, six hundred thirty-three million, four hundred eleven thousand, six hundred sixty-one".