52021252336 has 20 divisors (see below), whose sum is σ = 100961163072. Its totient is φ = 25966758656.

The previous prime is 52021252321. The next prime is 52021252337. The reversal of 52021252336 is 63325212025.

It is a junction number, because it is equal to n+sod(n) for n = 52021252298 and 52021252307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52021252337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2731936 + ... + 2750911.

Almost surely, 2^52021252336 is an apocalyptic number.

It is an amenable number.

52021252336 is a deficient number, since it is larger than the sum of its proper divisors (48939910736).

52021252336 is a wasteful number, since it uses less digits than its factorization.

52021252336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5483448 (or 5483442 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 52021252336 in words is "fifty-two billion, twenty-one million, two hundred fifty-two thousand, three hundred thirty-six".