521114102152 has 32 divisors (see below), whose sum is σ = 1175445345600. Its totient is φ = 211580161344.

The previous prime is 521114102129. The next prime is 521114102191. The reversal of 521114102152 is 251201411125.

It is a super-2 number, since 2×521114102152² (a number of 24 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 244883383 + ... + 244885510.

It is an arithmetic number, because the mean of its divisors is an integer number (36732667050).

Almost surely, 2^521114102152 is an apocalyptic number.

It is an amenable number.

521114102152 is an abundant number, since it is smaller than the sum of its proper divisors (654331243448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

521114102152 is a wasteful number, since it uses less digits than its factorization.

521114102152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489768925 (or 489768921 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 25.

Adding to 521114102152 its reverse (251201411125), we get a palindrome (772315513277).

The spelling of 521114102152 in words is "five hundred twenty-one billion, one hundred fourteen million, one hundred two thousand, one hundred fifty-two".