6212155072 has 14 divisors (see below), whose sum is σ = 12327245348. Its totient is φ = 3106077504.

The previous prime is 6212155067. The next prime is 6212155097. The reversal of 6212155072 is 2705512126.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48532398 + ... + 48532525.

Almost surely, 2^6212155072 is an apocalyptic number.

It is an amenable number.

6212155072 is a deficient number, since it is larger than the sum of its proper divisors (6115090276).

6212155072 is an equidigital number, since it uses as much as digits as its factorization.

6212155072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97064935 (or 97064925 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 6212155072 is about 78817.2257314351. The cubic root of 6212155072 is about 1838.2903022281.

Adding to 6212155072 its reverse (2705512126), we get a palindrome (8917667198).

The spelling of 6212155072 in words is "six billion, two hundred twelve million, one hundred fifty-five thousand, seventy-two".