1401324222240 has 120 divisors (see below), whose sum is σ = 4945506780060. Its totient is φ = 373686455808.

The previous prime is 1401324222229. The next prime is 1401324222269. The reversal of 1401324222240 is 422224231041.

It is a happy number.

1401324222240 is a `hidden beast` number, since 1 + 4 + 0 + 13 + 2 + 422 + 224 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1349509715856 + 51814506384 = 1161684^2 + 227628^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54050475 + ... + 54076394.

Almost surely, 2^{1401324222240} is an apocalyptic number.

1401324222240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401324222240 is an abundant number, since it is smaller than the sum of its proper divisors (3544182557820).

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

1401324222240 is a wasteful number, since it uses less digits than its factorization.

1401324222240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108126896 (or 108126879 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 1401324222240 its reverse (422224231041), we get a palindrome (1823548453281).

The spelling of 1401324222240 in words is "one trillion, four hundred one billion, three hundred twenty-four million, two hundred twenty-two thousand, two hundred forty".