45454645454 has 32 divisors (see below), whose sum is σ = 70831563264. Its totient is φ = 21860969760.

The previous prime is 45454645427. The next prime is 45454645463.

45454645454 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×45454645454² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5998412 + ... + 6005984.

It is an arithmetic number, because the mean of its divisors is an integer number (2213486352).

Almost surely, 2^45454645454 is an apocalyptic number.

45454645454 is a deficient number, since it is larger than the sum of its proper divisors (25376917810).

45454645454 is a wasteful number, since it uses less digits than its factorization.

45454645454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8672.

The product of its digits is 15360000, while the sum is 50.

The spelling of 45454645454 in words is "forty-five billion, four hundred fifty-four million, six hundred forty-five thousand, four hundred fifty-four".