1404523842551 has 4 divisors (see below), whose sum is σ = 1413825325104. Its totient is φ = 1395222360000.

The previous prime is 1404523842539. The next prime is 1404523842607. The reversal of 1404523842551 is 1552483254041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1404523842551 - 2¹⁸ = 1404523580407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404523872551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4650741050 + ... + 4650741351.

It is an arithmetic number, because the mean of its divisors is an integer number (353456331276).

Almost surely, 2^{1404523842551} is an apocalyptic number.

1404523842551 is a deficient number, since it is larger than the sum of its proper divisors (9301482553).

1404523842551 is an equidigital number, since it uses as much as digits as its factorization.

1404523842551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9301482552.

The product of its (nonzero) digits is 768000, while the sum is 44.

The spelling of 1404523842551 in words is "one trillion, four hundred four billion, five hundred twenty-three million, eight hundred forty-two thousand, five hundred fifty-one".