210053140626 has 64 divisors (see below), whose sum is σ = 516144107520. Its totient is φ = 55646766720.

The previous prime is 210053140621. The next prime is 210053140631. The reversal of 210053140626 is 626041350012.

It is an interprime number because it is at equal distance from previous prime (210053140621) and next prime (210053140631).

It is a super-2 number, since 2×210053140626² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210053140593 and 210053140602.

It is not an unprimeable number, because it can be changed into a prime (210053140621) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 2762755 + ... + 2837766.

It is an arithmetic number, because the mean of its divisors is an integer number (8064751680).

Almost surely, 2^210053140626 is an apocalyptic number.

210053140626 is an abundant number, since it is smaller than the sum of its proper divisors (306090966894).

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

210053140626 is a wasteful number, since it uses less digits than its factorization.

210053140626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5600599.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 210053140626 its reverse (626041350012), we get a palindrome (836094490638).

The spelling of 210053140626 in words is "two hundred ten billion, fifty-three million, one hundred forty thousand, six hundred twenty-six".