418513359973 has 2 divisors, whose sum is σ = 418513359974. Its totient is φ = 418513359972.

The previous prime is 418513359947. The next prime is 418513359983. The reversal of 418513359973 is 379953315814.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 327685263844 + 90828096129 = 572438^2 + 301377^2 .

It is a cyclic number.

It is not a de Polignac number, because 418513359973 - 2²¹ = 418511262821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (418513359983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209256679986 + 209256679987.

It is an arithmetic number, because the mean of its divisors is an integer number (209256679987).

Almost surely, 2^418513359973 is an apocalyptic number.

It is an amenable number.

418513359973 is a deficient number, since it is larger than the sum of its proper divisors (1).

418513359973 is an equidigital number, since it uses as much as digits as its factorization.

418513359973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12247200, while the sum is 58.

The spelling of 418513359973 in words is "four hundred eighteen billion, five hundred thirteen million, three hundred fifty-nine thousand, nine hundred seventy-three".