210100001054564 has 6 divisors (see below), whose sum is σ = 367675001845494. Its totient is φ = 105050000527280.

The previous prime is 210100001054563. The next prime is 210100001054569. The reversal of 210100001054564 is 465450100001012.

It can be written as a sum of positive squares in only one way, i.e., 191635792054564 + 18464209000000 = 13843258^2 + 4297000^2 .

It is not an unprimeable number, because it can be changed into a prime (210100001054561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26262500131817 + ... + 26262500131824.

It is an arithmetic number, because the mean of its divisors is an integer number (61279166974249).

Almost surely, 2^{210100001054564} is an apocalyptic number.

It is an amenable number.

210100001054564 is a deficient number, since it is larger than the sum of its proper divisors (157575000790930).

210100001054564 is a wasteful number, since it uses less digits than its factorization.

210100001054564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52525000263645 (or 52525000263643 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 210100001054564 its reverse (465450100001012), we get a palindrome (675550101055576).

The spelling of 210100001054564 in words is "two hundred ten trillion, one hundred billion, one million, fifty-four thousand, five hundred sixty-four".