105156551504 has 20 divisors (see below), whose sum is σ = 204043574676. Its totient is φ = 52500145152.

The previous prime is 105156551503. The next prime is 105156551509. The reversal of 105156551504 is 405155651501.

105156551504 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 78763299904 + 26393251600 = 280648^2 + 162460^2 .

It is a super-2 number, since 2×105156551504² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105156551503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4872059 + ... + 4893594.

Almost surely, 2^105156551504 is an apocalyptic number.

It is an amenable number.

105156551504 is a deficient number, since it is larger than the sum of its proper divisors (98887023172).

105156551504 is an equidigital number, since it uses as much as digits as its factorization.

105156551504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9766334 (or 9766328 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 38.

The spelling of 105156551504 in words is "one hundred five billion, one hundred fifty-six million, five hundred fifty-one thousand, five hundred four".