1401120400004 has 24 divisors (see below), whose sum is σ = 2641808915928. Its totient is φ = 646368295680.

The previous prime is 1401120399989. The next prime is 1401120400067. The reversal of 1401120400004 is 4000040211041.

It can be written as a sum of positive squares in 4 ways, for example, as 68476422400 + 1332643977604 = 261680^2 + 1154402^2 .

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, 6193187 + ... + 6415434.

It is an arithmetic number, because the mean of its divisors is an integer number (110075371497).

Almost surely, 2^{1401120400004} is an apocalyptic number.

It is an amenable number.

1401120400004 is a deficient number, since it is larger than the sum of its proper divisors (1240688515924).

1401120400004 is a wasteful number, since it uses less digits than its factorization.

1401120400004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12610775 (or 12610773 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1401120400004 its reverse (4000040211041), we get a palindrome (5401160611045).

The spelling of 1401120400004 in words is "one trillion, four hundred one billion, one hundred twenty million, four hundred thousand, four".