28403361466 has 16 divisors (see below), whose sum is σ = 43794030240. Its totient is φ = 13806009360.

The previous prime is 28403361461. The next prime is 28403361479. The reversal of 28403361466 is 66416330482.

It is not an unprimeable number, because it can be changed into a prime (28403361461) 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, 77236 + ... + 250543.

It is an arithmetic number, because the mean of its divisors is an integer number (2737126890).

Almost surely, 2^28403361466 is an apocalyptic number.

28403361466 is a deficient number, since it is larger than the sum of its proper divisors (15390668774).

28403361466 is a wasteful number, since it uses less digits than its factorization.

28403361466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328989.

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 28403361466 in words is "twenty-eight billion, four hundred three million, three hundred sixty-one thousand, four hundred sixty-six".