200615206456 has 96 divisors (see below), whose sum is σ = 450015621120. Its totient is φ = 82094411520.

The previous prime is 200615206423. The next prime is 200615206457. The reversal of 200615206456 is 654602516002.

200615206456 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×200615206456² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200615206457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4401721 + ... + 4447063.

It is an arithmetic number, because the mean of its divisors is an integer number (4687662720).

Almost surely, 2^200615206456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200615206456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225007810560).

200615206456 is an abundant number, since it is smaller than the sum of its proper divisors (249400414664).

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

200615206456 is a wasteful number, since it uses less digits than its factorization.

200615206456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45485 (or 45440 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 200615206456 in words is "two hundred billion, six hundred fifteen million, two hundred six thousand, four hundred fifty-six".