45454242212 has 24 divisors (see below), whose sum is σ = 79728633600. Its totient is φ = 22674673440.

The previous prime is 45454242193. The next prime is 45454242263. The reversal of 45454242212 is 21224245454.

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, 7135853 + ... + 7142219.

It is an arithmetic number, because the mean of its divisors is an integer number (3322026400).

Almost surely, 2^45454242212 is an apocalyptic number.

It is an amenable number.

45454242212 is a deficient number, since it is larger than the sum of its proper divisors (34274391388).

45454242212 is a wasteful number, since it uses less digits than its factorization.

45454242212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10211 (or 10209 counting only the distinct ones).

The product of its digits is 102400, while the sum is 35.

Adding to 45454242212 its reverse (21224245454), we get a palindrome (66678487666).

The spelling of 45454242212 in words is "forty-five billion, four hundred fifty-four million, two hundred forty-two thousand, two hundred twelve".