212990426598 has 8 divisors (see below), whose sum is σ = 425980853208. Its totient is φ = 70996808864.

The previous prime is 212990426581. The next prime is 212990426633. The reversal of 212990426598 is 895624099212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

212990426598 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17749202211 + ... + 17749202222.

It is an arithmetic number, because the mean of its divisors is an integer number (53247606651).

Almost surely, 2^212990426598 is an apocalyptic number.

212990426598 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

212990426598 is a wasteful number, since it uses less digits than its factorization.

212990426598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35498404438.

The product of its (nonzero) digits is 5598720, while the sum is 57.

The spelling of 212990426598 in words is "two hundred twelve billion, nine hundred ninety million, four hundred twenty-six thousand, five hundred ninety-eight".