223878543890 has 32 divisors (see below), whose sum is σ = 414455045760. Its totient is φ = 87019120000.

The previous prime is 223878543877. The next prime is 223878543913. The reversal of 223878543890 is 98345878322.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 984830 + ... + 1190649.

It is an arithmetic number, because the mean of its divisors is an integer number (12951720180).

Almost surely, 2^223878543890 is an apocalyptic number.

223878543890 is a deficient number, since it is larger than the sum of its proper divisors (190576501870).

223878543890 is a wasteful number, since it uses less digits than its factorization.

223878543890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2175778.

The product of its (nonzero) digits is 23224320, while the sum is 59.

The spelling of 223878543890 in words is "two hundred twenty-three billion, eight hundred seventy-eight million, five hundred forty-three thousand, eight hundred ninety".