55739477493755 has 8 divisors (see below), whose sum is σ = 72968043264624. Its totient is φ = 40537801813600.

The previous prime is 55739477493709. The next prime is 55739477493797.

55739477493755 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 55739477493755 - 2²⁰ = 55739476445179 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55739477493755.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506722522616 + ... + 506722522725.

It is an arithmetic number, because the mean of its divisors is an integer number (9121005408078).

Almost surely, 2^{55739477493755} is an apocalyptic number.

55739477493755 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55739477493755 is a deficient number, since it is larger than the sum of its proper divisors (17228565770869).

55739477493755 is a wasteful number, since it uses less digits than its factorization.

55739477493755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013445045357.

The product of its digits is 17503290000, while the sum is 80.

The spelling of 55739477493755 in words is "fifty-five trillion, seven hundred thirty-nine billion, four hundred seventy-seven million, four hundred ninety-three thousand, seven hundred fifty-five".