863220328054 has 16 divisors (see below), whose sum is σ = 1527541963776. Its totient is φ = 358017647400.

The previous prime is 863220327929. The next prime is 863220328081. The reversal of 863220328054 is 450823022368.

It is a self number, because there is not a number n which added to its sum of digits gives 863220328054.

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, 994493032 + ... + 994493899.

It is an arithmetic number, because the mean of its divisors is an integer number (95471372736).

Almost surely, 2^863220328054 is an apocalyptic number.

863220328054 is a deficient number, since it is larger than the sum of its proper divisors (664321635722).

863220328054 is a wasteful number, since it uses less digits than its factorization.

863220328054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1988986971.

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 863220328054 in words is "eight hundred sixty-three billion, two hundred twenty million, three hundred twenty-eight thousand, fifty-four".