63754332748078 has 48 divisors (see below), whose sum is σ = 121148167647744. Its totient is φ = 24597944933760.

The previous prime is 63754332748069. The next prime is 63754332748201. The reversal of 63754332748078 is 87084723345736.

It is a super-2 number, since 2×63754332748078² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 342458538 + ... + 342644653.

It is an arithmetic number, because the mean of its divisors is an integer number (2523920159328).

Almost surely, 2^{63754332748078} is an apocalyptic number.

63754332748078 is a deficient number, since it is larger than the sum of its proper divisors (57393834899666).

63754332748078 is a wasteful number, since it uses less digits than its factorization.

63754332748078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685103257 (or 685103240 counting only the distinct ones).

The product of its (nonzero) digits is 568995840, while the sum is 67.

The spelling of 63754332748078 in words is "sixty-three trillion, seven hundred fifty-four billion, three hundred thirty-two million, seven hundred forty-eight thousand, seventy-eight".