401553305211 has 8 divisors (see below), whose sum is σ = 558682859520. Its totient is φ = 256062977192.

The previous prime is 401553305191. The next prime is 401553305243. The reversal of 401553305211 is 112503355104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401553305211 - 2⁹ = 401553304699 is a prime.

It is a super-2 number, since 2×401553305211² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401553305261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2909806491 + ... + 2909806628.

It is an arithmetic number, because the mean of its divisors is an integer number (69835357440).

Almost surely, 2^401553305211 is an apocalyptic number.

401553305211 is a deficient number, since it is larger than the sum of its proper divisors (157129554309).

401553305211 is a wasteful number, since it uses less digits than its factorization.

401553305211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5819613145.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 401553305211 in words is "four hundred one billion, five hundred fifty-three million, three hundred five thousand, two hundred eleven".