63469379441 has 8 divisors (see below), whose sum is σ = 68514000744. Its totient is φ = 58447952640.

The previous prime is 63469379437. The next prime is 63469379443. The reversal of 63469379441 is 14497396436.

It can be written as a sum of positive squares in 4 ways, for example, as 16408585216 + 47060794225 = 128096^2 + 216935^2 .

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 63469379441 - 2² = 63469379437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63469379443) 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, 5792936 + ... + 5803881.

It is an arithmetic number, because the mean of its divisors is an integer number (8564250093).

Almost surely, 2^63469379441 is an apocalyptic number.

It is an amenable number.

63469379441 is a deficient number, since it is larger than the sum of its proper divisors (5044621303).

63469379441 is a wasteful number, since it uses less digits than its factorization.

63469379441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11597251.

The product of its digits is 11757312, while the sum is 56.

The spelling of 63469379441 in words is "sixty-three billion, four hundred sixty-nine million, three hundred seventy-nine thousand, four hundred forty-one".