4545548455454 has 16 divisors (see below), whose sum is σ = 7219451656800. Its totient is φ = 2139066465024.

The previous prime is 4545548455421. The next prime is 4545548455477.

It is a happy number.

4545548455454 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×4545548455454² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5477087 + ... + 6252165.

It is an arithmetic number, because the mean of its divisors is an integer number (451215728550).

Almost surely, 2^{4545548455454} is an apocalyptic number.

4545548455454 is a deficient number, since it is larger than the sum of its proper divisors (2673903201346).

4545548455454 is a wasteful number, since it uses less digits than its factorization.

4545548455454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947587.

The product of its digits is 512000000, while the sum is 62.

The spelling of 4545548455454 in words is "four trillion, five hundred forty-five billion, five hundred forty-eight million, four hundred fifty-five thousand, four hundred fifty-four".