363573435473 has 4 divisors (see below), whose sum is σ = 370433311668. Its totient is φ = 356713559280.

The previous prime is 363573435451. The next prime is 363573435499. The reversal of 363573435473 is 374534375363.

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 151837253569 + 211736181904 = 389663^2 + 460148^2 .

It is a cyclic number.

It is not a de Polignac number, because 363573435473 - 2⁶ = 363573435409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53), and also a Moran number because the ratio is a prime number: 6859876141 = 363573435473 / (3 + 6 + 3 + 5 + 7 + 3 + 4 + 3 + 5 + 4 + 7 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (363573435443) 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, 3429938018 + ... + 3429938123.

It is an arithmetic number, because the mean of its divisors is an integer number (92608327917).

Almost surely, 2^363573435473 is an apocalyptic number.

It is an amenable number.

363573435473 is a deficient number, since it is larger than the sum of its proper divisors (6859876195).

363573435473 is an equidigital number, since it uses as much as digits as its factorization.

363573435473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6859876194.

The product of its digits is 28576800, while the sum is 53.

The spelling of 363573435473 in words is "three hundred sixty-three billion, five hundred seventy-three million, four hundred thirty-five thousand, four hundred seventy-three".