455260390321920 has 288 divisors, whose sum is σ = 1474275896352000. Its totient is φ = 119709629448192.

The previous prime is 455260390321843. The next prime is 455260390321943. The reversal of 455260390321920 is 29123093062554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1126404031 + ... + 1126808129.

It is an arithmetic number, because the mean of its divisors is an integer number (5119013529000).

Almost surely, 2^{455260390321920} is an apocalyptic number.

455260390321920 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 455260390321920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (737137948176000).

455260390321920 is an abundant number, since it is smaller than the sum of its proper divisors (1019015506030080).

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

455260390321920 is a wasteful number, since it uses less digits than its factorization.

455260390321920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408215 (or 408201 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 51.

The spelling of 455260390321920 in words is "four hundred fifty-five trillion, two hundred sixty billion, three hundred ninety million, three hundred twenty-one thousand, nine hundred twenty".