210455554012 has 24 divisors (see below), whose sum is σ = 401791026672. Its totient is φ = 95658700800.

The previous prime is 210455553983. The next prime is 210455554061.

210455554012 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×210455554012² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2148618 + ... + 2244430.

It is an arithmetic number, because the mean of its divisors is an integer number (16741292778).

Almost surely, 2^210455554012 is an apocalyptic number.

210455554012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

210455554012 is a deficient number, since it is larger than the sum of its proper divisors (191335472660).

210455554012 is a wasteful number, since it uses less digits than its factorization.

210455554012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145749 (or 145747 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

It can be divided in two parts, 210455 and 554012, that added together give a palindrome (764467).

The spelling of 210455554012 in words is "two hundred ten billion, four hundred fifty-five million, five hundred fifty-four thousand, twelve".