5515214211 has 32 divisors (see below), whose sum is σ = 8898120000. Its totient is φ = 3355824384.

The previous prime is 5515214153. The next prime is 5515214231. The reversal of 5515214211 is 1124125155.

It is a happy number.

5515214211 is a `hidden beast` number, since 5 + 515 + 2 + 142 + 1 + 1 = 666.

It is not a de Polignac number, because 5515214211 - 2⁷ = 5515214083 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5515214231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57036 + ... + 119513.

It is an arithmetic number, because the mean of its divisors is an integer number (278066250).

Almost surely, 2^5515214211 is an apocalyptic number.

5515214211 is a deficient number, since it is larger than the sum of its proper divisors (3382905789).

5515214211 is a wasteful number, since it uses less digits than its factorization.

5515214211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176660 (or 176654 counting only the distinct ones).

The product of its digits is 2000, while the sum is 27.

The square root of 5515214211 is about 74264.4882228377. The cubic root of 5515214211 is about 1766.8002893156.

Adding to 5515214211 its reverse (1124125155), we get a palindrome (6639339366).

The spelling of 5515214211 in words is "five billion, five hundred fifteen million, two hundred fourteen thousand, two hundred eleven".