226471998971904 has 112 divisors (see below), whose sum is σ = 690158251855488. Its totient is φ = 64706285371392.

The previous prime is 226471998971899. The next prime is 226471998971929. The reversal of 226471998971904 is 409179899174622.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 226471998971904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 658054342 + ... + 658398405.

Almost surely, 2^{226471998971904} is an apocalyptic number.

226471998971904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

226471998971904 is an abundant number, since it is smaller than the sum of its proper divisors (463686252883584).

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

226471998971904 is an equidigital number, since it uses as much as digits as its factorization.

226471998971904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316452783 (or 1316452759 counting only the distinct ones).

The product of its (nonzero) digits is 987614208, while the sum is 78.

The spelling of 226471998971904 in words is "two hundred twenty-six trillion, four hundred seventy-one billion, nine hundred ninety-eight million, nine hundred seventy-one thousand, nine hundred four".