212958752294 has 4 divisors (see below), whose sum is σ = 319438128444. Its totient is φ = 106479376146.

The previous prime is 212958752273. The next prime is 212958752299. The reversal of 212958752294 is 492257859212.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212958752299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53239688072 + ... + 53239688075.

It is an arithmetic number, because the mean of its divisors is an integer number (79859532111).

Almost surely, 2^212958752294 is an apocalyptic number.

212958752294 is a deficient number, since it is larger than the sum of its proper divisors (106479376150).

212958752294 is a wasteful number, since it uses less digits than its factorization.

212958752294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106479376149.

The product of its digits is 7257600, while the sum is 56.

The spelling of 212958752294 in words is "two hundred twelve billion, nine hundred fifty-eight million, seven hundred fifty-two thousand, two hundred ninety-four".