2111504504434 has 8 divisors (see below), whose sum is σ = 3410891891820. Its totient is φ = 974540540496.

The previous prime is 2111504504413. The next prime is 2111504504441. The reversal of 2111504504434 is 4344054051112.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1552453700625 + 559050803809 = 1245975^2 + 747697^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2111504504434.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40605855829 + ... + 40605855880.

Almost surely, 2^{2111504504434} is an apocalyptic number.

2111504504434 is a deficient number, since it is larger than the sum of its proper divisors (1299387387386).

2111504504434 is a wasteful number, since it uses less digits than its factorization.

2111504504434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81211711724.

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 2111504504434 its reverse (4344054051112), we get a palindrome (6455558555546).

The spelling of 2111504504434 in words is "two trillion, one hundred eleven billion, five hundred four million, five hundred four thousand, four hundred thirty-four".