455099365477440 has 448 divisors, whose sum is σ = 1660018384523520. Its totient is φ = 117293284638720.

The previous prime is 455099365477387. The next prime is 455099365477543. The reversal of 455099365477440 is 44774563990554.

455099365477440 is a `hidden beast` number, since 4 + 5 + 5 + 0 + 9 + 9 + 3 + 6 + 547 + 74 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31900314 + ... + 43907046.

It is an arithmetic number, because the mean of its divisors is an integer number (3705398179740).

Almost surely, 2^{455099365477440} is an apocalyptic number.

455099365477440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 455099365477440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (830009192261760).

455099365477440 is an abundant number, since it is smaller than the sum of its proper divisors (1204919019046080).

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

455099365477440 is a wasteful number, since it uses less digits than its factorization.

455099365477440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12006907 (or 12006891 counting only the distinct ones).

The product of its (nonzero) digits is 2286144000, while the sum is 72.

The spelling of 455099365477440 in words is "four hundred fifty-five trillion, ninety-nine billion, three hundred sixty-five million, four hundred seventy-seven thousand, four hundred forty".