1401151440404 has 48 divisors (see below), whose sum is σ = 2490612620496. Its totient is φ = 689588121600.

The previous prime is 1401151440383. The next prime is 1401151440463. The reversal of 1401151440404 is 4040441511041.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 5750404 + 1401145690000 = 2398^2 + 1183700^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555790664 + ... + 555793184.

It is an arithmetic number, because the mean of its divisors is an integer number (51887762927).

Almost surely, 2^{1401151440404} is an apocalyptic number.

It is an amenable number.

1401151440404 is a deficient number, since it is larger than the sum of its proper divisors (1089461180092).

1401151440404 is a wasteful number, since it uses less digits than its factorization.

1401151440404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5676 (or 5674 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 29.

Adding to 1401151440404 its reverse (4040441511041), we get a palindrome (5441592951445).

The spelling of 1401151440404 in words is "one trillion, four hundred one billion, one hundred fifty-one million, four hundred forty thousand, four hundred four".