212247982359504 has 480 divisors, whose sum is σ = 774308116108800. Its totient is φ = 52669230317568.

The previous prime is 212247982359451. The next prime is 212247982359629. The reversal of 212247982359504 is 405953289742212.

It is a happy number.

212247982359504 is a `hidden beast` number, since 2 + 1 + 2 + 2 + 4 + 7 + 98 + 2 + 35 + 9 + 504 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 768188709 + ... + 768464955.

It is an arithmetic number, because the mean of its divisors is an integer number (1613141908560).

Almost surely, 2^{212247982359504} is an apocalyptic number.

212247982359504 is a gapful number since it is divisible by the number (24) 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 212247982359504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (387154058054400).

212247982359504 is an abundant number, since it is smaller than the sum of its proper divisors (562060133749296).

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

212247982359504 is a wasteful number, since it uses less digits than its factorization.

212247982359504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279747 (or 279738 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 63.

The spelling of 212247982359504 in words is "two hundred twelve trillion, two hundred forty-seven billion, nine hundred eighty-two million, three hundred fifty-nine thousand, five hundred four".