54549618766 has 8 divisors (see below), whose sum is σ = 81883682424. Its totient is φ = 27255057960.

The previous prime is 54549618763. The next prime is 54549618769. The reversal of 54549618766 is 66781694545.

It is an interprime number because it is at equal distance from previous prime (54549618763) and next prime (54549618769).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54549618763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9872260 + ... + 9877783.

It is an arithmetic number, because the mean of its divisors is an integer number (10235460303).

Almost surely, 2^54549618766 is an apocalyptic number.

54549618766 is a deficient number, since it is larger than the sum of its proper divisors (27334063658).

54549618766 is a wasteful number, since it uses less digits than its factorization.

54549618766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19751426.

The product of its digits is 43545600, while the sum is 61.

The spelling of 54549618766 in words is "fifty-four billion, five hundred forty-nine million, six hundred eighteen thousand, seven hundred sixty-six".