2126010506 has 4 divisors (see below), whose sum is σ = 3189015762. Its totient is φ = 1063005252.

The previous prime is 2126010493. The next prime is 2126010517. The reversal of 2126010506 is 6050106212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1634989225 + 491021281 = 40435^2 + 22159^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531502625 + ... + 531502628.

Almost surely, 2^2126010506 is an apocalyptic number.

2126010506 is a deficient number, since it is larger than the sum of its proper divisors (1063005256).

2126010506 is a wasteful number, since it uses less digits than its factorization.

2126010506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063005255.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 2126010506 is about 46108.6814602196. The cubic root of 2126010506 is about 1285.8445509155.

Adding to 2126010506 its reverse (6050106212), we get a palindrome (8176116718).

The spelling of 2126010506 in words is "two billion, one hundred twenty-six million, ten thousand, five hundred six".