105447731755148 has 144 divisors (see below), whose sum is σ = 203410927399680. Its totient is φ = 47693477083392.

The previous prime is 105447731755133. The next prime is 105447731755207. The reversal of 105447731755148 is 841557137744501.

105447731755148 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×105447731755148² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2102747411 + ... + 2102797557.

It is an arithmetic number, because the mean of its divisors is an integer number (1412575884720).

Almost surely, 2^{105447731755148} is an apocalyptic number.

It is an amenable number.

105447731755148 is a deficient number, since it is larger than the sum of its proper divisors (97963195644532).

105447731755148 is a wasteful number, since it uses less digits than its factorization.

105447731755148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50592 (or 50561 counting only the distinct ones).

The product of its (nonzero) digits is 65856000, while the sum is 62.

The spelling of 105447731755148 in words is "one hundred five trillion, four hundred forty-seven billion, seven hundred thirty-one million, seven hundred fifty-five thousand, one hundred forty-eight".