52121178665702 has 8 divisors (see below), whose sum is σ = 78182446869936. Its totient is φ = 26060363042392.

The previous prime is 52121178665701. The next prime is 52121178665737. The reversal of 52121178665702 is 20756687112125.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52121178665701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112857173 + ... + 113318064.

It is an arithmetic number, because the mean of its divisors is an integer number (9772805858742).

Almost surely, 2^{52121178665702} is an apocalyptic number.

52121178665702 is a deficient number, since it is larger than the sum of its proper divisors (26061268204234).

52121178665702 is a wasteful number, since it uses less digits than its factorization.

52121178665702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226290462.

The product of its (nonzero) digits is 2822400, while the sum is 53.

The spelling of 52121178665702 in words is "fifty-two trillion, one hundred twenty-one billion, one hundred seventy-eight million, six hundred sixty-five thousand, seven hundred two".