1401142444434 has 12 divisors (see below), whose sum is σ = 3035808629646. Its totient is φ = 467047481472.

The previous prime is 1401142444391. The next prime is 1401142444463. The reversal of 1401142444434 is 4344442411041.

1401142444434 is a `hidden beast` number, since 1 + 40 + 1 + 142 + 4 + 44 + 434 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1344544607025 + 56597837409 = 1159545^2 + 237903^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38920623439 + ... + 38920623474.

Almost surely, 2^{1401142444434} is an apocalyptic number.

1401142444434 is an abundant number, since it is smaller than the sum of its proper divisors (1634666185212).

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

1401142444434 is a wasteful number, since it uses less digits than its factorization.

1401142444434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77841246921 (or 77841246918 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 36.

Adding to 1401142444434 its reverse (4344442411041), we get a palindrome (5745584855475).

The spelling of 1401142444434 in words is "one trillion, four hundred one billion, one hundred forty-two million, four hundred forty-four thousand, four hundred thirty-four".