210102053456 has 20 divisors (see below), whose sum is σ = 412225550400. Its totient is φ = 103721266272.

The previous prime is 210102053431. The next prime is 210102053459. The reversal of 210102053456 is 654350201012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210102053459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83108726 + ... + 83111253.

It is an arithmetic number, because the mean of its divisors is an integer number (20611277520).

Almost surely, 2^210102053456 is an apocalyptic number.

It is an amenable number.

210102053456 is a deficient number, since it is larger than the sum of its proper divisors (202123496944).

210102053456 is a wasteful number, since it uses less digits than its factorization.

210102053456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166220066 (or 166220060 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 210102053456 its reverse (654350201012), we get a palindrome (864452254468).

The spelling of 210102053456 in words is "two hundred ten billion, one hundred two million, fifty-three thousand, four hundred fifty-six".