545452545254545 has 16 divisors (see below), whose sum is σ = 661315265206848. Its totient is φ = 431851040526400.

The previous prime is 545452545254527. The next prime is 545452545254567.

545452545254545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545452545254545 - 2²⁵ = 545452511700113 is a prime.

It is a super-2 number, since 2×545452545254545² (a number of 30 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237078379 + ... + 239368048.

It is an arithmetic number, because the mean of its divisors is an integer number (41332204075428).

Almost surely, 2^{545452545254545} is an apocalyptic number.

It is an amenable number.

545452545254545 is a deficient number, since it is larger than the sum of its proper divisors (115862719952303).

545452545254545 is a wasteful number, since it uses less digits than its factorization.

545452545254545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476448800.

The product of its digits is 1600000000, while the sum is 64.

The spelling of 545452545254545 in words is "five hundred forty-five trillion, four hundred fifty-two billion, five hundred forty-five million, two hundred fifty-four thousand, five hundred forty-five".