401972832041 has 12 divisors (see below), whose sum is σ = 441853287876. Its totient is φ = 365417125920.

The previous prime is 401972832011. The next prime is 401972832061. The reversal of 401972832041 is 140238279104.

It can be written as a sum of positive squares in 2 ways, for example, as 151076029225 + 250896802816 = 388685^2 + 500896^2 .

It is not a de Polignac number, because 401972832041 - 2¹⁸ = 401972569897 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 401972832041.

It is not an unprimeable number, because it can be changed into a prime (401972832011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6402695 + ... + 6465171.

It is an arithmetic number, because the mean of its divisors is an integer number (36821107323).

Almost surely, 2^401972832041 is an apocalyptic number.

It is an amenable number.

401972832041 is a deficient number, since it is larger than the sum of its proper divisors (39880455835).

401972832041 is a wasteful number, since it uses less digits than its factorization.

401972832041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115672 (or 115661 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 401972832041 in words is "four hundred one billion, nine hundred seventy-two million, eight hundred thirty-two thousand, forty-one".