28303062689400 has 96 divisors (see below), whose sum is σ = 87752623762800. Its totient is φ = 7546353971200.

The previous prime is 28303062689393. The next prime is 28303062689411. The reversal of 28303062689400 is 498626030382.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 487330 + ... + 7539470.

Almost surely, 2^{28303062689400} is an apocalyptic number.

28303062689400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28303062689400 is an abundant number, since it is smaller than the sum of its proper divisors (59449561073400).

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

28303062689400 is a wasteful number, since it uses less digits than its factorization.

28303062689400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7058849 (or 7058840 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 51.

The spelling of 28303062689400 in words is "twenty-eight trillion, three hundred three billion, sixty-two million, six hundred eighty-nine thousand, four hundred".