5155215636 has 24 divisors (see below), whose sum is σ = 12038885824. Its totient is φ = 1716969600.

The previous prime is 5155215631. The next prime is 5155215673. The reversal of 5155215636 is 6365125515.

It is a junction number, because it is equal to n+sod(n) for n = 5155215594 and 5155215603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5155215631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164440 + ... + 193263.

Almost surely, 2^5155215636 is an apocalyptic number.

It is an amenable number.

5155215636 is an abundant number, since it is smaller than the sum of its proper divisors (6883670188).

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

5155215636 is a wasteful number, since it uses less digits than its factorization.

5155215636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358911 (or 358909 counting only the distinct ones).

The product of its digits is 135000, while the sum is 39.

The square root of 5155215636 is about 71799.8303340614. The cubic root of 5155215636 is about 1727.4902782740.

The spelling of 5155215636 in words is "five billion, one hundred fifty-five million, two hundred fifteen thousand, six hundred thirty-six".