212727078512 has 40 divisors (see below), whose sum is σ = 443891391216. Its totient is φ = 98175499776.

The previous prime is 212727078479. The next prime is 212727078521. The reversal of 212727078512 is 215870727212.

It is a super-2 number, since 2×212727078512² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5594348 + ... + 5632244.

Almost surely, 2^212727078512 is an apocalyptic number.

It is an amenable number.

212727078512 is an abundant number, since it is smaller than the sum of its proper divisors (231164312704).

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

212727078512 is a wasteful number, since it uses less digits than its factorization.

212727078512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64905 (or 64899 counting only the distinct ones).

The product of its (nonzero) digits is 219520, while the sum is 44.

The spelling of 212727078512 in words is "two hundred twelve billion, seven hundred twenty-seven million, seventy-eight thousand, five hundred twelve".