54334696661 has 4 divisors (see below), whose sum is σ = 62096796192. Its totient is φ = 46572597132.

The previous prime is 54334696657. The next prime is 54334696679. The reversal of 54334696661 is 16669643345.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16669643345 = 5 ⋅3333928669.

It is a cyclic number.

It is not a de Polignac number, because 54334696661 - 2² = 54334696657 is a prime.

It is a super-2 number, since 2×54334696661² (a number of 22 digits) contains 22 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 (54334696631) 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 3 ways as a sum of consecutive naturals, for example, 3881049755 + ... + 3881049768.

It is an arithmetic number, because the mean of its divisors is an integer number (15524199048).

Almost surely, 2^54334696661 is an apocalyptic number.

It is an amenable number.

54334696661 is a deficient number, since it is larger than the sum of its proper divisors (7762099531).

54334696661 is an equidigital number, since it uses as much as digits as its factorization.

54334696661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7762099530.

The product of its digits is 8398080, while the sum is 53.

The spelling of 54334696661 in words is "fifty-four billion, three hundred thirty-four million, six hundred ninety-six thousand, six hundred sixty-one".