1404320040512 has 14 divisors (see below), whose sum is σ = 2786697580518. Its totient is φ = 702160020224.

The previous prime is 1404320040469. The next prime is 1404320040551. The reversal of 1404320040512 is 2150400234041.

It can be written as a sum of positive squares in only one way, i.e., 1089401537536 + 314918502976 = 1043744^2 + 561176^2 .

It is a super-2 number, since 2×1404320040512² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10971250253 + ... + 10971250380.

Almost surely, 2^{1404320040512} is an apocalyptic number.

It is an amenable number.

1404320040512 is a deficient number, since it is larger than the sum of its proper divisors (1382377540006).

1404320040512 is an equidigital number, since it uses as much as digits as its factorization.

1404320040512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21942500645 (or 21942500635 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 1404320040512 its reverse (2150400234041), we get a palindrome (3554720274553).

The spelling of 1404320040512 in words is "one trillion, four hundred four billion, three hundred twenty million, forty thousand, five hundred twelve".