212152574616 has 32 divisors (see below), whose sum is σ = 544716072240. Its totient is φ = 68806240128.

The previous prime is 212152574611. The next prime is 212152574617. The reversal of 212152574616 is 616475251212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212152574611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119454391 + ... + 119456166.

Almost surely, 2^212152574616 is an apocalyptic number.

It is an amenable number.

212152574616 is an abundant number, since it is smaller than the sum of its proper divisors (332563497624).

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

212152574616 is a wasteful number, since it uses less digits than its factorization.

212152574616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238910603 (or 238910599 counting only the distinct ones).

The product of its digits is 201600, while the sum is 42.

The spelling of 212152574616 in words is "two hundred twelve billion, one hundred fifty-two million, five hundred seventy-four thousand, six hundred sixteen".