52678033650 has 432 divisors, whose sum is σ = 161311550400. Its totient is φ = 12307680000.

The previous prime is 52678033633. The next prime is 52678033673. The reversal of 52678033650 is 5633087625.

52678033650 is a `hidden beast` number, since 5 + 267 + 8 + 0 + 336 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 52678033596 and 52678033605.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 348861075 + ... + 348861225.

Almost surely, 2^52678033650 is an apocalyptic number.

52678033650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 52678033650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80655775200).

52678033650 is an abundant number, since it is smaller than the sum of its proper divisors (108633516750).

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

52678033650 is a wasteful number, since it uses less digits than its factorization.

52678033650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 52678033650 in words is "fifty-two billion, six hundred seventy-eight million, thirty-three thousand, six hundred fifty".