401173526272 has 18 divisors (see below), whose sum is σ = 800779968968. Its totient is φ = 200586763008.

The previous prime is 401173526249. The next prime is 401173526293. The reversal of 401173526272 is 272625371104.

It is a super-2 number, since 2×401173526272² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 783541788 + ... + 783542299.

Almost surely, 2^401173526272 is an apocalyptic number.

It is an amenable number.

401173526272 is a deficient number, since it is larger than the sum of its proper divisors (399606442696).

401173526272 is an equidigital number, since it uses as much as digits as its factorization.

401173526272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567084103 (or 1567084089 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

Adding to 401173526272 its reverse (272625371104), we get a palindrome (673798897376).

The spelling of 401173526272 in words is "four hundred one billion, one hundred seventy-three million, five hundred twenty-six thousand, two hundred seventy-two".