52779515904000 has 912 divisors, whose sum is σ = 191487798867456. Its totient is φ = 13985906688000.

The previous prime is 52779515903987. The next prime is 52779515904047. The reversal of 52779515904000 is 40951597725.

It is a happy number.

52779515904000 is a `hidden beast` number, since 5 + 2 + 7 + 7 + 9 + 5 + 1 + 590 + 40 + 0 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56328191532 + ... + 56328192468.

Almost surely, 2^{52779515904000} is an apocalyptic number.

52779515904000 is a gapful number since it is divisible by the number (50) 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 52779515904000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95743899433728).

52779515904000 is an abundant number, since it is smaller than the sum of its proper divisors (138708282963456).

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

52779515904000 is an frugal number, since it uses more digits than its factorization.

52779515904000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185 (or 1138 counting only the distinct ones).

The product of its (nonzero) digits is 3969000, while the sum is 54.

The spelling of 52779515904000 in words is "fifty-two trillion, seven hundred seventy-nine billion, five hundred fifteen million, nine hundred four thousand".