54845214658 has 32 divisors (see below), whose sum is σ = 89311236336. Its totient is φ = 25109142528.

The previous prime is 54845214647. The next prime is 54845214659. The reversal of 54845214658 is 85641254845.

It can be written as a sum of positive squares in 8 ways, for example, as 28225008009 + 26620206649 = 168003^2 + 163157^2 .

It is not an unprimeable number, because it can be changed into a prime (54845214659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5312910 + ... + 5323222.

Almost surely, 2^54845214658 is an apocalyptic number.

54845214658 is a deficient number, since it is larger than the sum of its proper divisors (34466021678).

54845214658 is a wasteful number, since it uses less digits than its factorization.

54845214658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11958.

The product of its digits is 6144000, while the sum is 52.

The spelling of 54845214658 in words is "fifty-four billion, eight hundred forty-five million, two hundred fourteen thousand, six hundred fifty-eight".