54517522749 has 8 divisors (see below), whose sum is σ = 73439412480. Its totient is φ = 35970324096.

The previous prime is 54517522729. The next prime is 54517522769. The reversal of 54517522749 is 94722571545.

It is an interprime number because it is at equal distance from previous prime (54517522729) and next prime (54517522769).

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

It is not a de Polignac number, because 54517522749 - 2⁷ = 54517522621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54517522729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93672429 + ... + 93673010.

It is an arithmetic number, because the mean of its divisors is an integer number (9179926560).

Almost surely, 2^54517522749 is an apocalyptic number.

It is an amenable number.

54517522749 is a deficient number, since it is larger than the sum of its proper divisors (18921889731).

54517522749 is a wasteful number, since it uses less digits than its factorization.

54517522749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187345539.

The product of its digits is 3528000, while the sum is 51.

The spelling of 54517522749 in words is "fifty-four billion, five hundred seventeen million, five hundred twenty-two thousand, seven hundred forty-nine".