455025085515 has 768 divisors, whose sum is σ = 1164931891200. Its totient is φ = 165429734400.

The previous prime is 455025085507. The next prime is 455025085591. The reversal of 455025085515 is 515580520554.

455025085515 is a `hidden beast` number, since 4 + 5 + 5 + 0 + 2 + 50 + 85 + 515 = 666.

It is not a de Polignac number, because 455025085515 - 2³ = 455025085507 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 767 ways as a sum of consecutive naturals, for example, 1730133274 + ... + 1730133536.

It is an arithmetic number, because the mean of its divisors is an integer number (1516838400).

Almost surely, 2^455025085515 is an apocalyptic number.

455025085515 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

455025085515 is an abundant number, since it is smaller than the sum of its proper divisors (709906805685).

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

455025085515 is a wasteful number, since it uses less digits than its factorization.

455025085515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 1000000, while the sum is 45.

The spelling of 455025085515 in words is "four hundred fifty-five billion, twenty-five million, eighty-five thousand, five hundred fifteen".