6157216236 has 24 divisors (see below), whose sum is σ = 14380537024. Its totient is φ = 2050448400.

The previous prime is 6157216211. The next prime is 6157216243. The reversal of 6157216236 is 6326127516.

It is a super-2 number, since 2×6157216236² = 75822623553724015392, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 6157216194 and 6157216203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231490 + ... + 256713.

Almost surely, 2^6157216236 is an apocalyptic number.

It is an amenable number.

6157216236 is an abundant number, since it is smaller than the sum of its proper divisors (8223320788).

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

6157216236 is a wasteful number, since it uses less digits than its factorization.

6157216236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489261 (or 489259 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 6157216236 is about 78467.9312585721. The cubic root of 6157216236 is about 1832.8551126308.

The spelling of 6157216236 in words is "six billion, one hundred fifty-seven million, two hundred sixteen thousand, two hundred thirty-six".