455543688240 has 120 divisors (see below), whose sum is σ = 1535555445840. Its totient is φ = 121026673152.

The previous prime is 455543688227. The next prime is 455543688277. The reversal of 455543688240 is 42886345554.

455543688240 is a `hidden beast` number, since 4 + 5 + 554 + 3 + 6 + 8 + 82 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 982342 + ... + 1369701.

It is an arithmetic number, because the mean of its divisors is an integer number (12796295382).

Almost surely, 2^455543688240 is an apocalyptic number.

455543688240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

455543688240 is an abundant number, since it is smaller than the sum of its proper divisors (1080011757600).

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

455543688240 is a wasteful number, since it uses less digits than its factorization.

455543688240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2352331 (or 2352322 counting only the distinct ones).

The product of its (nonzero) digits is 18432000, while the sum is 54.

The spelling of 455543688240 in words is "four hundred fifty-five billion, five hundred forty-three million, six hundred eighty-eight thousand, two hundred forty".