273315600405 has 32 divisors (see below), whose sum is σ = 486065992320. Its totient is φ = 145716842880.

The previous prime is 273315600361. The next prime is 273315600409. The reversal of 273315600405 is 504006513372.

273315600405 is a `hidden beast` number, since 2 + 7 + 3 + 3 + 1 + 5 + 600 + 40 + 5 = 666.

It is not a de Polignac number, because 273315600405 - 2¹⁴ = 273315584021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 273315600405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273315600409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27745 + ... + 739865.

It is an arithmetic number, because the mean of its divisors is an integer number (15189562260).

Almost surely, 2^273315600405 is an apocalyptic number.

It is an amenable number.

273315600405 is a deficient number, since it is larger than the sum of its proper divisors (212750391915).

273315600405 is a wasteful number, since it uses less digits than its factorization.

273315600405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714978 (or 714972 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The spelling of 273315600405 in words is "two hundred seventy-three billion, three hundred fifteen million, six hundred thousand, four hundred five".