401543002216 has 16 divisors (see below), whose sum is σ = 753117321600. Its totient is φ = 200711716464.

The previous prime is 401543002171. The next prime is 401543002219. The reversal of 401543002216 is 612200345104.

It is a super-2 number, since 2×401543002216² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401543002219) 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, 7444530 + ... + 7498273.

It is an arithmetic number, because the mean of its divisors is an integer number (47069832600).

Almost surely, 2^401543002216 is an apocalyptic number.

It is an amenable number.

401543002216 is a deficient number, since it is larger than the sum of its proper divisors (351574319384).

401543002216 is a wasteful number, since it uses less digits than its factorization.

401543002216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14946168 (or 14946164 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 401543002216 in words is "four hundred one billion, five hundred forty-three million, two thousand, two hundred sixteen".