457471755452816 has 20 divisors (see below), whose sum is σ = 954532412820252. Its totient is φ = 211140810208896.

The previous prime is 457471755452807. The next prime is 457471755452837. The reversal of 457471755452816 is 618254557174754.

It can be written as a sum of positive squares in 2 ways, for example, as 29255117440000 + 428216638012816 = 5408800^2 + 20693396^2 .

It is a super-3 number, since 3×457471755452816³ (a number of 45 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 457471755452816.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1099691719631 + ... + 1099691720046.

Almost surely, 2^{457471755452816} is an apocalyptic number.

It is an amenable number.

457471755452816 is an abundant number, since it is smaller than the sum of its proper divisors (497060657367436).

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

457471755452816 is a wasteful number, since it uses less digits than its factorization.

457471755452816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199383439698 (or 2199383439692 counting only the distinct ones).

The product of its digits is 1317120000, while the sum is 71.

The spelling of 457471755452816 in words is "four hundred fifty-seven trillion, four hundred seventy-one billion, seven hundred fifty-five million, four hundred fifty-two thousand, eight hundred sixteen".