1142400044401 has 24 divisors (see below), whose sum is σ = 1449013983872. Its totient is φ = 881539243200.

The previous prime is 1142400044389. The next prime is 1142400044417. The reversal of 1142400044401 is 1044400042411.

It is not a de Polignac number, because 1142400044401 - 2⁵ = 1142400044369 is a prime.

It is a super-2 number, since 2×1142400044401² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1142400044701) 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, 6460140 + ... + 6634621.

Almost surely, 2^{1142400044401} is an apocalyptic number.

1142400044401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1142400044401 is a deficient number, since it is larger than the sum of its proper divisors (306613939471).

1142400044401 is a wasteful number, since it uses less digits than its factorization.

1142400044401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13094893 (or 13094882 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 1142400044401 its reverse (1044400042411), we get a palindrome (2186800086812).

The spelling of 1142400044401 in words is "one trillion, one hundred forty-two billion, four hundred million, forty-four thousand, four hundred one".