55465444456455 has 32 divisors (see below), whose sum is σ = 96825008659968. Its totient is φ = 26888837673600.

The previous prime is 55465444456439. The next prime is 55465444456463.

55465444456455 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55465444456455 - 2⁴ = 55465444456439 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20596756 + ... + 23133465.

It is an arithmetic number, because the mean of its divisors is an integer number (3025781520624).

Almost surely, 2^{55465444456455} is an apocalyptic number.

55465444456455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55465444456455 is a deficient number, since it is larger than the sum of its proper divisors (41359564203513).

55465444456455 is a wasteful number, since it uses less digits than its factorization.

55465444456455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43737927.

The product of its digits is 2304000000, while the sum is 66.

The spelling of 55465444456455 in words is "fifty-five trillion, four hundred sixty-five billion, four hundred forty-four million, four hundred fifty-six thousand, four hundred fifty-five".