28484155302 has 32 divisors (see below), whose sum is σ = 57670220160. Its totient is φ = 9377795520.

The previous prime is 28484155277. The next prime is 28484155303. The reversal of 28484155302 is 20355148482.

It is a super-2 number, since 2×28484155302² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28484155303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3088474 + ... + 3097682.

It is an arithmetic number, because the mean of its divisors is an integer number (1802194380).

Almost surely, 2^28484155302 is an apocalyptic number.

28484155302 is an abundant number, since it is smaller than the sum of its proper divisors (29186064858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28484155302 is a wasteful number, since it uses less digits than its factorization.

28484155302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15508.

The product of its (nonzero) digits is 307200, while the sum is 42.

The spelling of 28484155302 in words is "twenty-eight billion, four hundred eighty-four million, one hundred fifty-five thousand, three hundred two".