428602650000 has 480 divisors, whose sum is σ = 1601977466880. Its totient is φ = 96707520000.

The previous prime is 428602649987. The next prime is 428602650043. The reversal of 428602650000 is 56206824.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 82947417 + ... + 82952583.

It is an arithmetic number, because the mean of its divisors is an integer number (3337453056).

Almost surely, 2^428602650000 is an apocalyptic number.

428602650000 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 428602650000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (800988733440).

428602650000 is an abundant number, since it is smaller than the sum of its proper divisors (1173374816880).

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

428602650000 is an equidigital number, since it uses as much as digits as its factorization.

428602650000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5289 (or 5263 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 428602650000 its reverse (56206824), we get a palindrome (428658856824).

The spelling of 428602650000 in words is "four hundred twenty-eight billion, six hundred two million, six hundred fifty thousand".