52151532212 has 36 divisors (see below), whose sum is σ = 98870859360. Its totient is φ = 24058917792.

The previous prime is 52151532203. The next prime is 52151532241. The reversal of 52151532212 is 21223515125.

It is a happy number.

It is a super-2 number, since 2×52151532212² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1564673 + ... + 1597655.

It is an arithmetic number, because the mean of its divisors is an integer number (2746412760).

Almost surely, 2^52151532212 is an apocalyptic number.

52151532212 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

52151532212 is a deficient number, since it is larger than the sum of its proper divisors (46719327148).

52151532212 is a wasteful number, since it uses less digits than its factorization.

52151532212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35352 (or 35337 counting only the distinct ones).

The product of its digits is 6000, while the sum is 29.

The spelling of 52151532212 in words is "fifty-two billion, one hundred fifty-one million, five hundred thirty-two thousand, two hundred twelve".