401245928211 has 4 divisors (see below), whose sum is σ = 534994570952. Its totient is φ = 267497285472.

The previous prime is 401245928131. The next prime is 401245928221. The reversal of 401245928211 is 112829542104.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 401245928211 - 2¹⁴ = 401245911827 is a prime.

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 401245928211.

It is not an unprimeable number, because it can be changed into a prime (401245928221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66874321366 + ... + 66874321371.

It is an arithmetic number, because the mean of its divisors is an integer number (133748642738).

Almost surely, 2^401245928211 is an apocalyptic number.

401245928211 is a deficient number, since it is larger than the sum of its proper divisors (133748642741).

401245928211 is a wasteful number, since it uses less digits than its factorization.

401245928211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133748642740.

The product of its (nonzero) digits is 46080, while the sum is 39.

The spelling of 401245928211 in words is "four hundred one billion, two hundred forty-five million, nine hundred twenty-eight thousand, two hundred eleven".