4478287135000 has 480 divisors, whose sum is σ = 13199240640960. Its totient is φ = 1414285824000.

The previous prime is 4478287134973. The next prime is 4478287135001. The reversal of 4478287135000 is 5317828744.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4478287135001) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 195743562 + ... + 195766438.

It is an arithmetic number, because the mean of its divisors is an integer number (27498418002).

Almost surely, 2^{4478287135000} is an apocalyptic number.

4478287135000 is a gapful number since it is divisible by the number (40) 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 4478287135000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6599620320480).

4478287135000 is an abundant number, since it is smaller than the sum of its proper divisors (8720953505960).

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

4478287135000 is a wasteful number, since it uses less digits than its factorization.

4478287135000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22981 (or 22955 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 49.

The spelling of 4478287135000 in words is "four trillion, four hundred seventy-eight billion, two hundred eighty-seven million, one hundred thirty-five thousand".