1405273453404 has 12 divisors (see below), whose sum is σ = 3278971391304. Its totient is φ = 468424484464.

The previous prime is 1405273453403. The next prime is 1405273453453. The reversal of 1405273453404 is 4043543725041.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1405273453403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58553060547 + ... + 58553060570.

It is an arithmetic number, because the mean of its divisors is an integer number (273247615942).

Almost surely, 2^{1405273453404} is an apocalyptic number.

It is an amenable number.

1405273453404 is an abundant number, since it is smaller than the sum of its proper divisors (1873697937900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1405273453404 is a wasteful number, since it uses less digits than its factorization.

1405273453404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117106121124 (or 117106121122 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 42.

The spelling of 1405273453404 in words is "one trillion, four hundred five billion, two hundred seventy-three million, four hundred fifty-three thousand, four hundred four".