455415516 has 72 divisors (see below), whose sum is σ = 1230269040. Its totient is φ = 141543936.

The previous prime is 455415511. The next prime is 455415539. The reversal of 455415516 is 615514554.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455415511) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63295 + ... + 70121.

It is an arithmetic number, because the mean of its divisors is an integer number (17087070).

Almost surely, 2^455415516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 455415516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (615134520).

455415516 is an abundant number, since it is smaller than the sum of its proper divisors (774853524).

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

455415516 is a wasteful number, since it uses less digits than its factorization.

455415516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6963 (or 6958 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The square root of 455415516 is about 21340.4666303247. The cubic root of 455415516 is about 769.3712278517.

The spelling of 455415516 in words is "four hundred fifty-five million, four hundred fifteen thousand, five hundred sixteen".