1400144401232 has 20 divisors (see below), whose sum is σ = 2715699913620. Its totient is φ = 699318617088.

The previous prime is 1400144401177. The next prime is 1400144401289. The reversal of 1400144401232 is 2321044410041.

It can be written as a sum of positive squares in 2 ways, for example, as 472320809536 + 927823591696 = 687256^2 + 963236^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47083643 + ... + 47113370.

It is an arithmetic number, because the mean of its divisors is an integer number (135784995681).

Almost surely, 2^{1400144401232} is an apocalyptic number.

It is an amenable number.

1400144401232 is a deficient number, since it is larger than the sum of its proper divisors (1315555512388).

1400144401232 is an equidigital number, since it uses as much as digits as its factorization.

1400144401232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94197950 (or 94197944 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1400144401232 its reverse (2321044410041), we get a palindrome (3721188811273).

The spelling of 1400144401232 in words is "one trillion, four hundred billion, one hundred forty-four million, four hundred one thousand, two hundred thirty-two".