473204645183261 has 4 divisors (see below), whose sum is σ = 474396596430972. Its totient is φ = 472012693935552.

The previous prime is 473204645183213. The next prime is 473204645183269. The reversal of 473204645183261 is 162381546402374.

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

It can be written as a sum of positive squares in 2 ways, for example, as 129476975652025 + 343727669531236 = 11378795^2 + 18539894^2 .

It is a cyclic number.

It is not a de Polignac number, because 473204645183261 - 2²² = 473204640988957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 473204645183197 and 473204645183206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473204645183269) 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, 595975623260 + ... + 595975624053.

It is an arithmetic number, because the mean of its divisors is an integer number (118599149107743).

Almost surely, 2^{473204645183261} is an apocalyptic number.

It is an amenable number.

473204645183261 is a deficient number, since it is larger than the sum of its proper divisors (1191951247711).

473204645183261 is a wasteful number, since it uses less digits than its factorization.

473204645183261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191951247710.

The product of its (nonzero) digits is 23224320, while the sum is 56.

The spelling of 473204645183261 in words is "four hundred seventy-three trillion, two hundred four billion, six hundred forty-five million, one hundred eighty-three thousand, two hundred sixty-one".