1400142412432 has 40 divisors (see below), whose sum is σ = 2800405302272. Its totient is φ = 677459116800.

The previous prime is 1400142412391. The next prime is 1400142412441. The reversal of 1400142412432 is 2342142410041.

It is a self number, because there is not a number n which added to its sum of digits gives 1400142412432.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15490153 + ... + 15580279.

Almost surely, 2^{1400142412432} is an apocalyptic number.

It is an amenable number.

1400142412432 is an abundant number, since it is smaller than the sum of its proper divisors (1400262889840).

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

1400142412432 is a wasteful number, since it uses less digits than its factorization.

1400142412432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121487 (or 121481 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1400142412432 its reverse (2342142410041), we get a palindrome (3742284822473).

The spelling of 1400142412432 in words is "one trillion, four hundred billion, one hundred forty-two million, four hundred twelve thousand, four hundred thirty-two".