1404402643612 has 12 divisors (see below), whose sum is σ = 2466092698776. Its totient is φ = 699804729680.

The previous prime is 1404402643603. The next prime is 1404402643703. The reversal of 1404402643612 is 2163462044041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 599146714 + ... + 599149057.

It is an arithmetic number, because the mean of its divisors is an integer number (205507724898).

Almost surely, 2^{1404402643612} is an apocalyptic number.

It is an amenable number.

1404402643612 is a deficient number, since it is larger than the sum of its proper divisors (1061690055164).

1404402643612 is a wasteful number, since it uses less digits than its factorization.

1404402643612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198296068 (or 1198296066 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

Adding to 1404402643612 its reverse (2163462044041), we get a palindrome (3567864687653).

The spelling of 1404402643612 in words is "one trillion, four hundred four billion, four hundred two million, six hundred forty-three thousand, six hundred twelve".