212640051745104 has 80 divisors (see below), whose sum is σ = 549820934208000. Its totient is φ = 70815427309440.

The previous prime is 212640051745073. The next prime is 212640051745141. The reversal of 212640051745104 is 401547150046212.

212640051745104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231428397 + ... + 232345395.

It is an arithmetic number, because the mean of its divisors is an integer number (6872761677600).

Almost surely, 2^{212640051745104} is an apocalyptic number.

212640051745104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

212640051745104 is an abundant number, since it is smaller than the sum of its proper divisors (337180882462896).

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

212640051745104 is a wasteful number, since it uses less digits than its factorization.

212640051745104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921408 (or 921402 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 42.

The spelling of 212640051745104 in words is "two hundred twelve trillion, six hundred forty billion, fifty-one million, seven hundred forty-five thousand, one hundred four".