554766464667455 has 4 divisors (see below), whose sum is σ = 665719757600952. Its totient is φ = 443813171733960.

The previous prime is 554766464667451. The next prime is 554766464667473.

554766464667455 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 554766464667455 - 2² = 554766464667451 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 554766464667455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554766464667451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55476646466741 + ... + 55476646466750.

It is an arithmetic number, because the mean of its divisors is an integer number (166429939400238).

Almost surely, 2^{554766464667455} is an apocalyptic number.

554766464667455 is a deficient number, since it is larger than the sum of its proper divisors (110953292933497).

554766464667455 is a wasteful number, since it uses less digits than its factorization.

554766464667455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110953292933496.

The product of its digits is 60963840000, while the sum is 80.

The spelling of 554766464667455 in words is "five hundred fifty-four trillion, seven hundred sixty-six billion, four hundred sixty-four million, six hundred sixty-seven thousand, four hundred fifty-five".