223542151215394 has 16 divisors (see below), whose sum is σ = 365959331004960. Its totient is φ = 101564767744960.

The previous prime is 223542151215371. The next prime is 223542151215451. The reversal of 223542151215394 is 493512151245322.

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, 2264998999 + ... + 2265097690.

It is an arithmetic number, because the mean of its divisors is an integer number (22872458187810).

Almost surely, 2^{223542151215394} is an apocalyptic number.

223542151215394 is a deficient number, since it is larger than the sum of its proper divisors (142417179789566).

223542151215394 is a wasteful number, since it uses less digits than its factorization.

223542151215394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4530098945.

The product of its digits is 2592000, while the sum is 49.

The spelling of 223542151215394 in words is "two hundred twenty-three trillion, five hundred forty-two billion, one hundred fifty-one million, two hundred fifteen thousand, three hundred ninety-four".