52121124346 has 4 divisors (see below), whose sum is σ = 78181686522. Its totient is φ = 26060562172.

The previous prime is 52121124329. The next prime is 52121124427. The reversal of 52121124346 is 64342112125.

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., 48807855625 + 3313268721 = 220925^2 + 57561^2 .

It is a super-2 number, since 2×52121124346² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13030281085 + ... + 13030281088.

Almost surely, 2^52121124346 is an apocalyptic number.

52121124346 is a deficient number, since it is larger than the sum of its proper divisors (26060562176).

52121124346 is a wasteful number, since it uses less digits than its factorization.

52121124346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26060562175.

The product of its digits is 11520, while the sum is 31.

The spelling of 52121124346 in words is "fifty-two billion, one hundred twenty-one million, one hundred twenty-four thousand, three hundred forty-six".