406536281353 has 4 divisors (see below), whose sum is σ = 427932927760. Its totient is φ = 385139634948.

The previous prime is 406536281267. The next prime is 406536281363. The reversal of 406536281353 is 353182635604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 406536281353 - 2¹³ = 406536273161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406536281363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10698323175 + ... + 10698323212.

It is an arithmetic number, because the mean of its divisors is an integer number (106983231940).

Almost surely, 2^406536281353 is an apocalyptic number.

It is an amenable number.

406536281353 is a deficient number, since it is larger than the sum of its proper divisors (21396646407).

406536281353 is a wasteful number, since it uses less digits than its factorization.

406536281353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21396646406.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 406536281353 in words is "four hundred six billion, five hundred thirty-six million, two hundred eighty-one thousand, three hundred fifty-three".