401730326455273 has 4 divisors (see below), whose sum is σ = 401801416591248. Its totient is φ = 401659236319300.

The previous prime is 401730326455181. The next prime is 401730326455303. The reversal of 401730326455273 is 372554623037104.

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 401730326455273 - 2³³ = 401721736520681 is a prime.

It is a super-2 number, since 2×401730326455273² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 401730326455273.

It is not an unprimeable number, because it can be changed into a prime (401730320455273) 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, 35545059511 + ... + 35545070812.

It is an arithmetic number, because the mean of its divisors is an integer number (100450354147812).

Almost surely, 2^{401730326455273} is an apocalyptic number.

It is an amenable number.

401730326455273 is a deficient number, since it is larger than the sum of its proper divisors (71090135975).

401730326455273 is an equidigital number, since it uses as much as digits as its factorization.

401730326455273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71090135974.

The product of its (nonzero) digits is 12700800, while the sum is 52.

The spelling of 401730326455273 in words is "four hundred one trillion, seven hundred thirty billion, three hundred twenty-six million, four hundred fifty-five thousand, two hundred seventy-three".