455562378 has 24 divisors (see below), whose sum is σ = 987538500. Its totient is φ = 151779264.

The previous prime is 455562377. The next prime is 455562383. The reversal of 455562378 is 873265554.

455562378 is a `hidden beast` number, since 4 + 5 + 556 + 23 + 78 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 451265049 + 4297329 = 21243^2 + 2073^2 .

It is not an unprimeable number, because it can be changed into a prime (455562377) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40918 + ... + 50846.

Almost surely, 2^455562378 is an apocalyptic number.

455562378 is an abundant number, since it is smaller than the sum of its proper divisors (531976122).

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

455562378 is a wasteful number, since it uses less digits than its factorization.

455562378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12486 (or 12483 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The square root of 455562378 is about 21343.9072805332. The cubic root of 455562378 is about 769.4539210185.

The spelling of 455562378 in words is "four hundred fifty-five million, five hundred sixty-two thousand, three hundred seventy-eight".