455728955929 has 9 divisors (see below), whose sum is σ = 493491153693. Its totient is φ = 420664781472.

The previous prime is 455728955917. The next prime is 455728955939. The reversal of 455728955929 is 929559827554.

The square root of 455728955929 is 675077.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 21516489225 + 434212466704 = 146685^2 + 658948^2 .

It is not a de Polignac number, because 455728955929 - 2³⁵ = 421369217561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (455728955939) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8750037 + ... + 8801965.

Almost surely, 2^455728955929 is an apocalyptic number.

455728955929 is the 675077-th square number.

455728955929 is the 337539-th centered octagonal number.

It is an amenable number.

455728955929 is a deficient number, since it is larger than the sum of its proper divisors (37762197764).

455728955929 is an frugal number, since it uses more digits than its factorization.

455728955929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103884 (or 51942 counting only the distinct ones).

The product of its digits is 408240000, while the sum is 70.

The spelling of 455728955929 in words is "four hundred fifty-five billion, seven hundred twenty-eight million, nine hundred fifty-five thousand, nine hundred twenty-nine".