1405485427604 has 12 divisors (see below), whose sum is σ = 2460664737300. Its totient is φ = 702438359808.

The previous prime is 1405485427597. The next prime is 1405485427637. The reversal of 1405485427604 is 4067245845041.

It can be written as a sum of positive squares in 2 ways, for example, as 793489008400 + 611996419204 = 890780^2 + 782302^2 .

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 76078109 + ... + 76096580.

It is an arithmetic number, because the mean of its divisors is an integer number (205055394775).

Almost surely, 2^{1405485427604} is an apocalyptic number.

It is an amenable number.

1405485427604 is a deficient number, since it is larger than the sum of its proper divisors (1055179309696).

1405485427604 is a wasteful number, since it uses less digits than its factorization.

1405485427604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152177002 (or 152177000 counting only the distinct ones).

The product of its (nonzero) digits is 4300800, while the sum is 50.

The spelling of 1405485427604 in words is "one trillion, four hundred five billion, four hundred eighty-five million, four hundred twenty-seven thousand, six hundred four".