45455312120 has 16 divisors (see below), whose sum is σ = 102274452360. Its totient is φ = 18182124832.

The previous prime is 45455312099. The next prime is 45455312167. The reversal of 45455312120 is 2121355454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568191362 + ... + 568191441.

Almost surely, 2^45455312120 is an apocalyptic number.

45455312120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45455312120 is an abundant number, since it is smaller than the sum of its proper divisors (56819140240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45455312120 is a wasteful number, since it uses less digits than its factorization.

45455312120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136382814 (or 1136382810 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 45455312120 its reverse (2121355454), we get a palindrome (47576667574).

The spelling of 45455312120 in words is "forty-five billion, four hundred fifty-five million, three hundred twelve thousand, one hundred twenty".