63266645144 has 8 divisors (see below), whose sum is σ = 118624959660. Its totient is φ = 31633322568.

The previous prime is 63266645051. The next prime is 63266645149. The reversal of 63266645144 is 44154666236.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63266645149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3954165314 + ... + 3954165329.

Almost surely, 2^63266645144 is an apocalyptic number.

It is an amenable number.

63266645144 is a deficient number, since it is larger than the sum of its proper divisors (55358314516).

63266645144 is a wasteful number, since it uses less digits than its factorization.

63266645144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7908330649 (or 7908330645 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 47.

The spelling of 63266645144 in words is "sixty-three billion, two hundred sixty-six million, six hundred forty-five thousand, one hundred forty-four".