228203213384634 has 64 divisors (see below), whose sum is σ = 477488853614592. Its totient is φ = 72652189982400.

The previous prime is 228203213384617. The next prime is 228203213384639. The reversal of 228203213384634 is 436483312302822.

It is not an unprimeable number, because it can be changed into a prime (228203213384639) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50044032 + ... + 54413339.

It is an arithmetic number, because the mean of its divisors is an integer number (7460763337728).

Almost surely, 2^{228203213384634} is an apocalyptic number.

228203213384634 is an abundant number, since it is smaller than the sum of its proper divisors (249285640229958).

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

228203213384634 is a wasteful number, since it uses less digits than its factorization.

228203213384634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104457611.

The product of its (nonzero) digits is 7962624, while the sum is 51.

The spelling of 228203213384634 in words is "two hundred twenty-eight trillion, two hundred three billion, two hundred thirteen million, three hundred eighty-four thousand, six hundred thirty-four".