1400144133430 has 48 divisors (see below), whose sum is σ = 2931840061920. Its totient is φ = 480031456128.

The previous prime is 1400144133391. The next prime is 1400144133439. The reversal of 1400144133430 is 343314410041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400144133439) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26006319 + ... + 26060101.

It is an arithmetic number, because the mean of its divisors is an integer number (61080001290).

Almost surely, 2^{1400144133430} is an apocalyptic number.

1400144133430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1400144133430 is an abundant number, since it is smaller than the sum of its proper divisors (1531695928490).

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

1400144133430 is a wasteful number, since it uses less digits than its factorization.

1400144133430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106933 (or 106926 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1400144133430 its reverse (343314410041), we get a palindrome (1743458543471).

The spelling of 1400144133430 in words is "one trillion, four hundred billion, one hundred forty-four million, one hundred thirty-three thousand, four hundred thirty".