105155000004 has 48 divisors (see below), whose sum is σ = 249079513088. Its totient is φ = 34520780448.

The previous prime is 105155000003. The next prime is 105155000009. The reversal of 105155000004 is 400000551501.

It is a super-2 number, since 2×105155000004² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105155000003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4412529 + ... + 4436295.

Almost surely, 2^105155000004 is an apocalyptic number.

It is an amenable number.

105155000004 is an abundant number, since it is smaller than the sum of its proper divisors (143924513084).

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

105155000004 is a wasteful number, since it uses less digits than its factorization.

105155000004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29344 (or 29342 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 21.

Adding to 105155000004 its reverse (400000551501), we get a palindrome (505155551505).

The spelling of 105155000004 in words is "one hundred five billion, one hundred fifty-five million, four", and thus it is an aban number.