428061836600 has 192 divisors, whose sum is σ = 1070961454080. Its totient is φ = 158716800000.

The previous prime is 428061836591. The next prime is 428061836611. The reversal of 428061836600 is 6638160824.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28471085 + ... + 28486115.

It is an arithmetic number, because the mean of its divisors is an integer number (5577924240).

Almost surely, 2^428061836600 is an apocalyptic number.

428061836600 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 428061836600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (535480727040).

428061836600 is an abundant number, since it is smaller than the sum of its proper divisors (642899617480).

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

428061836600 is a wasteful number, since it uses less digits than its factorization.

428061836600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15262 (or 15253 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 428061836600 in words is "four hundred twenty-eight billion, sixty-one million, eight hundred thirty-six thousand, six hundred".