105542525512 has 8 divisors (see below), whose sum is σ = 197892235350. Its totient is φ = 52771262752.

The previous prime is 105542525509. The next prime is 105542525521. The reversal of 105542525512 is 215525245501.

105542525512 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 only one way, i.e., 73585242756 + 31957282756 = 271266^2 + 178766^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×105542525512² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6596407837 + ... + 6596407852.

Almost surely, 2^105542525512 is an apocalyptic number.

It is an amenable number.

105542525512 is a deficient number, since it is larger than the sum of its proper divisors (92349709838).

105542525512 is a wasteful number, since it uses less digits than its factorization.

105542525512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13192815695 (or 13192815691 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 37.

The spelling of 105542525512 in words is "one hundred five billion, five hundred forty-two million, five hundred twenty-five thousand, five hundred twelve".