1063378638101 has 8 divisors (see below), whose sum is σ = 1146658476600. Its totient is φ = 980310439872.

The previous prime is 1063378638083. The next prime is 1063378638121. The reversal of 1063378638101 is 1018368733601.

It can be written as a sum of positive squares in 4 ways, for example, as 34837849201 + 1028540788900 = 186649^2 + 1014170^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1063378638101 - 2¹⁰ = 1063378637077 is a prime.

It is a super-2 number, since 2×1063378638101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063378638121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52899626 + ... + 52919723.

It is an arithmetic number, because the mean of its divisors is an integer number (143332309575).

Almost surely, 2^{1063378638101} is an apocalyptic number.

It is an amenable number.

1063378638101 is a deficient number, since it is larger than the sum of its proper divisors (83279838499).

1063378638101 is a wasteful number, since it uses less digits than its factorization.

1063378638101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105820135.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 1063378638101 in words is "one trillion, sixty-three billion, three hundred seventy-eight million, six hundred thirty-eight thousand, one hundred one".