63378167519444 has 12 divisors (see below), whose sum is σ = 110943239680224. Its totient is φ = 31680099039384.

The previous prime is 63378167519423. The next prime is 63378167519453. The reversal of 63378167519444 is 44491576187336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2246164214 + ... + 2246192429.

It is an arithmetic number, because the mean of its divisors is an integer number (9245269973352).

Almost surely, 2^{63378167519444} is an apocalyptic number.

It is an amenable number.

63378167519444 is a deficient number, since it is larger than the sum of its proper divisors (47565072160780).

63378167519444 is a wasteful number, since it uses less digits than its factorization.

63378167519444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4492360174 (or 4492360172 counting only the distinct ones).

The product of its digits is 365783040, while the sum is 68.

The spelling of 63378167519444 in words is "sixty-three trillion, three hundred seventy-eight billion, one hundred sixty-seven million, five hundred nineteen thousand, four hundred forty-four".