418466470544 has 10 divisors (see below), whose sum is σ = 810778786710. Its totient is φ = 209233235264.

The previous prime is 418466470523. The next prime is 418466470547. The reversal of 418466470544 is 445074664814.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 266668960000 + 151797510544 = 516400^2 + 389612^2 .

It is a super-2 number, since 2×418466470544² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (418466470547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13077077189 + ... + 13077077220.

It is an arithmetic number, because the mean of its divisors is an integer number (81077878671).

Almost surely, 2^418466470544 is an apocalyptic number.

It is an amenable number.

418466470544 is a deficient number, since it is larger than the sum of its proper divisors (392312316166).

418466470544 is a wasteful number, since it uses less digits than its factorization.

418466470544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26154154417 (or 26154154411 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 53.

The spelling of 418466470544 in words is "four hundred eighteen billion, four hundred sixty-six million, four hundred seventy thousand, five hundred forty-four".