2115550132 has 12 divisors (see below), whose sum is σ = 3714119136. Its totient is φ = 1054373240.

The previous prime is 2115550123. The next prime is 2115550187. The reversal of 2115550132 is 2310555112.

It is a super-2 number, since 2×2115550132² = 8951104722010434848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2115550097 and 2115550106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 849058 + ... + 851545.

It is an arithmetic number, because the mean of its divisors is an integer number (309509928).

Almost surely, 2^2115550132 is an apocalyptic number.

It is an amenable number.

2115550132 is a deficient number, since it is larger than the sum of its proper divisors (1598569004).

2115550132 is a wasteful number, since it uses less digits than its factorization.

2115550132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700918 (or 1700916 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 2115550132 is about 45995.1098705069. The cubic root of 2115550132 is about 1283.7322165853.

The spelling of 2115550132 in words is "two billion, one hundred fifteen million, five hundred fifty thousand, one hundred thirty-two".