401222403600 has 60 divisors (see below), whose sum is σ = 1285249103376. Its totient is φ = 106992640640.

The previous prime is 401222403551. The next prime is 401222403607. The reversal of 401222403600 is 6304222104.

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×401222403600² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (401222403607) 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, 167174802 + ... + 167177201.

Almost surely, 2^401222403600 is an apocalyptic number.

401222403600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401222403600 is an abundant number, since it is smaller than the sum of its proper divisors (884026699776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401222403600 is a wasteful number, since it uses less digits than its factorization.

401222403600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334352024 (or 334352013 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 401222403600 its reverse (6304222104), we get a palindrome (407526625704).

The spelling of 401222403600 in words is "four hundred one billion, two hundred twenty-two million, four hundred three thousand, six hundred".