28542386043000 has 512 divisors, whose sum is σ = 101669619916800. Its totient is φ = 7402062528000.

The previous prime is 28542386042987. The next prime is 28542386043013. The reversal of 28542386043000 is 34068324582.

28542386043000 is a `hidden beast` number, since 2 + 8 + 5 + 4 + 2 + 3 + 8 + 604 + 30 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (28542386042987) and next prime (28542386043013).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2588403487 + ... + 2588414513.

It is an arithmetic number, because the mean of its divisors is an integer number (198573476400).

Almost surely, 2^{28542386043000} is an apocalyptic number.

28542386043000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28542386043000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50834809958400).

28542386043000 is an abundant number, since it is smaller than the sum of its proper divisors (73127233873800).

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

28542386043000 is a wasteful number, since it uses less digits than its factorization.

28542386043000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13685 (or 13665 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 28542386043000 in words is "twenty-eight trillion, five hundred forty-two billion, three hundred eighty-six million, forty-three thousand".