52921199251 has 8 divisors (see below), whose sum is σ = 53080308224. Its totient is φ = 52762172040.

The previous prime is 52921199249. The next prime is 52921199267. The reversal of 52921199251 is 15299112925.

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

It is a cyclic number.

It is not a de Polignac number, because 52921199251 - 2¹ = 52921199249 is a prime.

It is a super-2 number, since 2×52921199251² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52921190251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428796 + ... + 1465366.

It is an arithmetic number, because the mean of its divisors is an integer number (6635038528).

Almost surely, 2^52921199251 is an apocalyptic number.

52921199251 is a deficient number, since it is larger than the sum of its proper divisors (159108973).

52921199251 is a wasteful number, since it uses less digits than its factorization.

52921199251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40881.

The product of its digits is 145800, while the sum is 46.

The spelling of 52921199251 in words is "fifty-two billion, nine hundred twenty-one million, one hundred ninety-nine thousand, two hundred fifty-one".