212536410503640 has 32 divisors (see below), whose sum is σ = 637609231511280. Its totient is φ = 56676376134272.

The previous prime is 212536410503621. The next prime is 212536410503663. The reversal of 212536410503640 is 46305014635212.

It is a junction number, because it is equal to n+sod(n) for n = 212536410503592 and 212536410503601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 885568376979 + ... + 885568377218.

Almost surely, 2^{212536410503640} is an apocalyptic number.

212536410503640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212536410503640 is an abundant number, since it is smaller than the sum of its proper divisors (425072821007640).

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

212536410503640 is a wasteful number, since it uses less digits than its factorization.

212536410503640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771136754211 (or 1771136754207 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 212536410503640 in words is "two hundred twelve trillion, five hundred thirty-six billion, four hundred ten million, five hundred three thousand, six hundred forty".