212196949776 has 160 divisors (see below), whose sum is σ = 718550835200. Its totient is φ = 58671941760.

The previous prime is 212196949753. The next prime is 212196949817. The reversal of 212196949776 is 677949691212.

212196949776 is a `hidden beast` number, since 2 + 1 + 2 + 19 + 69 + 497 + 76 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1038046 + ... + 1225533.

It is an arithmetic number, because the mean of its divisors is an integer number (4490942720).

Almost surely, 2^212196949776 is an apocalyptic number.

It is an amenable number.

212196949776 is an abundant number, since it is smaller than the sum of its proper divisors (506353885424).

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

212196949776 is a wasteful number, since it uses less digits than its factorization.

212196949776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2263634 (or 2263622 counting only the distinct ones).

The product of its digits is 20575296, while the sum is 63.

The spelling of 212196949776 in words is "two hundred twelve billion, one hundred ninety-six million, nine hundred forty-nine thousand, seven hundred seventy-six".