364587785473 has 2 divisors, whose sum is σ = 364587785474. Its totient is φ = 364587785472.

The previous prime is 364587785413. The next prime is 364587785477. The reversal of 364587785473 is 374587785463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 336408120049 + 28179665424 = 580007^2 + 167868^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-364587785473 is a prime.

It is a super-2 number, since 2×364587785473² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 364587785399 and 364587785408.

It is not a weakly prime, because it can be changed into another prime (364587785477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182293892736 + 182293892737.

It is an arithmetic number, because the mean of its divisors is an integer number (182293892737).

Almost surely, 2^364587785473 is an apocalyptic number.

It is an amenable number.

364587785473 is a deficient number, since it is larger than the sum of its proper divisors (1).

364587785473 is an equidigital number, since it uses as much as digits as its factorization.

364587785473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 474163200, while the sum is 67.

The spelling of 364587785473 in words is "three hundred sixty-four billion, five hundred eighty-seven million, seven hundred eighty-five thousand, four hundred seventy-three".