1400142431002 has 16 divisors (see below), whose sum is σ = 2400370496640. Its totient is φ = 600029459568.

The previous prime is 1400142430991. The next prime is 1400142431021. The reversal of 1400142431002 is 2001342410041.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2355358 + ... + 2889289.

It is an arithmetic number, because the mean of its divisors is an integer number (150023156040).

Almost surely, 2^{1400142431002} is an apocalyptic number.

1400142431002 is a deficient number, since it is larger than the sum of its proper divisors (1000228065638).

1400142431002 is a wasteful number, since it uses less digits than its factorization.

1400142431002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5263725.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1400142431002 its reverse (2001342410041), we get a palindrome (3401484841043).

The spelling of 1400142431002 in words is "one trillion, four hundred billion, one hundred forty-two million, four hundred thirty-one thousand, two".