28387300542 has 8 divisors (see below), whose sum is σ = 56774601096. Its totient is φ = 9462433512.

The previous prime is 28387300541. The next prime is 28387300567. The reversal of 28387300542 is 24500378382.

It is a sphenic number, since it is the product of 3 distinct primes.

28387300542 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 28387300494 and 28387300503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28387300541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2365608373 + ... + 2365608384.

It is an arithmetic number, because the mean of its divisors is an integer number (7096825137).

Almost surely, 2^28387300542 is an apocalyptic number.

28387300542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

28387300542 is a wasteful number, since it uses less digits than its factorization.

28387300542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4731216762.

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 28387300542 in words is "twenty-eight billion, three hundred eighty-seven million, three hundred thousand, five hundred forty-two".