55451415455 has 8 divisors (see below), whose sum is σ = 66617062512. Its totient is φ = 44310889728.

The previous prime is 55451415433. The next prime is 55451415457.

55451415455 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55451415455 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55451415457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6275474 + ... + 6284303.

It is an arithmetic number, because the mean of its divisors is an integer number (8327132814).

Almost surely, 2^55451415455 is an apocalyptic number.

55451415455 is a deficient number, since it is larger than the sum of its proper divisors (11165647057).

55451415455 is a wasteful number, since it uses less digits than its factorization.

55451415455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12560665.

The product of its digits is 1000000, while the sum is 44.

The spelling of 55451415455 in words is "fifty-five billion, four hundred fifty-one million, four hundred fifteen thousand, four hundred fifty-five".