54479355397445 has 8 divisors (see below), whose sum is σ = 71318428884000. Its totient is φ = 39621349379920.

The previous prime is 54479355397433. The next prime is 54479355397451.

54479355397445 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 54479355397445 - 2⁴ = 54479355397429 is a prime.

It is a super-2 number, since 2×54479355397445² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 495266867195 + ... + 495266867304.

It is an arithmetic number, because the mean of its divisors is an integer number (8914803610500).

Almost surely, 2^{54479355397445} is an apocalyptic number.

54479355397445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54479355397445 is a deficient number, since it is larger than the sum of its proper divisors (16839073486555).

54479355397445 is a wasteful number, since it uses less digits than its factorization.

54479355397445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990533734515.

The product of its digits is 5715360000, while the sum is 74.

The spelling of 54479355397445 in words is "fifty-four trillion, four hundred seventy-nine billion, three hundred fifty-five million, three hundred ninety-seven thousand, four hundred forty-five".