55884955948855 has 8 divisors (see below), whose sum is σ = 73158487787664. Its totient is φ = 40643604326400.

The previous prime is 55884955948847. The next prime is 55884955948891.

55884955948855 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 55884955948855 - 2³ = 55884955948847 is a prime.

It is a super-2 number, since 2×55884955948855² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 508045054026 + ... + 508045054135.

It is an arithmetic number, because the mean of its divisors is an integer number (9144810973458).

Almost surely, 2^{55884955948855} is an apocalyptic number.

55884955948855 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55884955948855 is a deficient number, since it is larger than the sum of its proper divisors (17273531838809).

55884955948855 is a wasteful number, since it uses less digits than its factorization.

55884955948855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016090108177.

The product of its digits is 82944000000, while the sum is 88.

The spelling of 55884955948855 in words is "fifty-five trillion, eight hundred eighty-four billion, nine hundred fifty-five million, nine hundred forty-eight thousand, eight hundred fifty-five".