455445710720 has 2048 divisors, whose sum is σ = 1705594060800. Its totient is φ = 111476736000.

The previous prime is 455445710711. The next prime is 455445710723. The reversal of 455445710720 is 27017544554.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455445710723) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 6414728285 + ... + 6414728355.

It is an arithmetic number, because the mean of its divisors is an integer number (832809600).

Almost surely, 2^455445710720 is an apocalyptic number.

455445710720 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 455445710720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (852797030400).

455445710720 is an abundant number, since it is smaller than the sum of its proper divisors (1250148350080).

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

455445710720 is a wasteful number, since it uses less digits than its factorization.

455445710720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 784000, while the sum is 44.

The spelling of 455445710720 in words is "four hundred fifty-five billion, four hundred forty-five million, seven hundred ten thousand, seven hundred twenty".