1473777620253 has 6 divisors (see below), whose sum is σ = 2128789895934. Its totient is φ = 982518413496.

The previous prime is 1473777620219. The next prime is 1473777620261. The reversal of 1473777620253 is 3520267773741.

1473777620253 is a `hidden beast` number, since 1 + 4 + 7 + 3 + 7 + 7 + 7 + 620 + 2 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1444568417604 + 29209202649 = 1201902^2 + 170907^2 .

It is not a de Polignac number, because 1473777620253 - 2²⁹ = 1473240749341 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1473777620253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1473777620353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 81876534450 + ... + 81876534467.

It is an arithmetic number, because the mean of its divisors is an integer number (354798315989).

Almost surely, 2^{1473777620253} is an apocalyptic number.

It is an amenable number.

1473777620253 is a deficient number, since it is larger than the sum of its proper divisors (655012275681).

1473777620253 is a wasteful number, since it uses less digits than its factorization.

1473777620253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163753068923 (or 163753068920 counting only the distinct ones).

The product of its (nonzero) digits is 10372320, while the sum is 54.

The spelling of 1473777620253 in words is "one trillion, four hundred seventy-three billion, seven hundred seventy-seven million, six hundred twenty thousand, two hundred fifty-three".