212890137496 has 16 divisors (see below), whose sum is σ = 412933456800. Its totient is φ = 102774549024.

The previous prime is 212890137487. The next prime is 212890137503. The reversal of 212890137496 is 694731098212.

212890137496 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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458814720 + ... + 458815183.

It is an arithmetic number, because the mean of its divisors is an integer number (25808341050).

Almost surely, 2^212890137496 is an apocalyptic number.

It is an amenable number.

212890137496 is a deficient number, since it is larger than the sum of its proper divisors (200043319304).

212890137496 is a wasteful number, since it uses less digits than its factorization.

212890137496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917629938 (or 917629934 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 52.

The spelling of 212890137496 in words is "two hundred twelve billion, eight hundred ninety million, one hundred thirty-seven thousand, four hundred ninety-six".