28403714814254 has 16 divisors (see below), whose sum is σ = 45886587179328. Its totient is φ = 13108360194912.

The previous prime is 28403714814253. The next prime is 28403714814289. The reversal of 28403714814254 is 45241841730482.

It is a junction number, because it is equal to n+sod(n) for n = 28403714814196 and 28403714814205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28403714814253) 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, 43278137 + ... + 43929540.

It is an arithmetic number, because the mean of its divisors is an integer number (2867911698708).

Almost surely, 2^{28403714814254} is an apocalyptic number.

28403714814254 is a deficient number, since it is larger than the sum of its proper divisors (17482872365074).

28403714814254 is a wasteful number, since it uses less digits than its factorization.

28403714814254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87220219.

The product of its (nonzero) digits is 6881280, while the sum is 53.

The spelling of 28403714814254 in words is "twenty-eight trillion, four hundred three billion, seven hundred fourteen million, eight hundred fourteen thousand, two hundred fifty-four".