210462445040 has 40 divisors (see below), whose sum is σ = 490637118048. Its totient is φ = 83959269120.

The previous prime is 210462445033. The next prime is 210462445051. The reversal of 210462445040 is 40544264012.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 210462444988 and 210462445006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3496676 + ... + 3556355.

Almost surely, 2^210462445040 is an apocalyptic number.

210462445040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210462445040 is an abundant number, since it is smaller than the sum of its proper divisors (280174673008).

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

210462445040 is a wasteful number, since it uses less digits than its factorization.

210462445040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7053417 (or 7053411 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

The spelling of 210462445040 in words is "two hundred ten billion, four hundred sixty-two million, four hundred forty-five thousand, forty".