55435688653455 has 48 divisors (see below), whose sum is σ = 104834444101920. Its totient is φ = 26875192608000.

The previous prime is 55435688653399. The next prime is 55435688653483.

55435688653455 is a `hidden beast` number, since 5 + 5 + 4 + 3 + 5 + 6 + 8 + 86 + 534 + 5 + 5 = 666.

55435688653455 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55435688653455 - 2¹⁰ = 55435688652431 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 754560 + ... + 10556549.

It is an arithmetic number, because the mean of its divisors is an integer number (2184050918790).

Almost surely, 2^{55435688653455} is an apocalyptic number.

55435688653455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55435688653455 is a deficient number, since it is larger than the sum of its proper divisors (49398755448465).

55435688653455 is a wasteful number, since it uses less digits than its factorization.

55435688653455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11321032 (or 11321029 counting only the distinct ones).

The product of its digits is 5184000000, while the sum is 72.

The spelling of 55435688653455 in words is "fifty-five trillion, four hundred thirty-five billion, six hundred eighty-eight million, six hundred fifty-three thousand, four hundred fifty-five".