28614900451 has 2 divisors, whose sum is σ = 28614900452. Its totient is φ = 28614900450.

The previous prime is 28614900439. The next prime is 28614900481. The reversal of 28614900451 is 15400941682.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28614900451 - 2¹⁵ = 28614867683 is a prime.

It is not a weakly prime, because it can be changed into another prime (28614900481) 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 as a sum of consecutive naturals, namely, 14307450225 + 14307450226.

It is an arithmetic number, because the mean of its divisors is an integer number (14307450226).

Almost surely, 2^28614900451 is an apocalyptic number.

28614900451 is a deficient number, since it is larger than the sum of its proper divisors (1).

28614900451 is an equidigital number, since it uses as much as digits as its factorization.

28614900451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 28614900451 in words is "twenty-eight billion, six hundred fourteen million, nine hundred thousand, four hundred fifty-one".