28966556463 has 8 divisors (see below), whose sum is σ = 41593004208. Its totient is φ = 17825573184.

The previous prime is 28966556461. The next prime is 28966556471. The reversal of 28966556463 is 36465566982.

It is a happy number.

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

It is not a de Polignac number, because 28966556463 - 2¹ = 28966556461 is a prime.

It is a super-2 number, since 2×28966556463² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 28966556397 and 28966556406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28966556461) 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, 371366070 + ... + 371366147.

It is an arithmetic number, because the mean of its divisors is an integer number (5199125526).

Almost surely, 2^28966556463 is an apocalyptic number.

28966556463 is a deficient number, since it is larger than the sum of its proper divisors (12626447745).

28966556463 is a wasteful number, since it uses less digits than its factorization.

28966556463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742732233.

The product of its digits is 55987200, while the sum is 60.

The spelling of 28966556463 in words is "twenty-eight billion, nine hundred sixty-six million, five hundred fifty-six thousand, four hundred sixty-three".