418366865227890 has 16 divisors (see below), whose sum is σ = 1004080476547008. Its totient is φ = 111564497394096.

The previous prime is 418366865227847. The next prime is 418366865227891. The reversal of 418366865227890 is 98722568663814.

It is a super-2 number, since 2×418366865227890² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (418366865227891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6972781087102 + ... + 6972781087161.

It is an arithmetic number, because the mean of its divisors is an integer number (62755029784188).

It is a 1-persistent number, because it is pandigital, but 2⋅418366865227890 = 836733730455780 is not.

Almost surely, 2^{418366865227890} is an apocalyptic number.

418366865227890 is an abundant number, since it is smaller than the sum of its proper divisors (585713611319118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

418366865227890 is a wasteful number, since it uses less digits than its factorization.

418366865227890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13945562174273.

The product of its (nonzero) digits is 1672151040, while the sum is 75.

The spelling of 418366865227890 in words is "four hundred eighteen trillion, three hundred sixty-six billion, eight hundred sixty-five million, two hundred twenty-seven thousand, eight hundred ninety".