105231026063644 has 18 divisors (see below), whose sum is σ = 199409681047920. Its totient is φ = 48568165875216.

The previous prime is 105231026063633. The next prime is 105231026063749. The reversal of 105231026063644 is 446360620132501.

It is a happy number.

105231026063644 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 2×105231026063644² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105231026063644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77833598484 + ... + 77833599835.

Almost surely, 2^{105231026063644} is an apocalyptic number.

It is an amenable number.

105231026063644 is a deficient number, since it is larger than the sum of its proper divisors (94178654984276).

105231026063644 is a wasteful number, since it uses less digits than its factorization.

105231026063644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155667198349 (or 155667198334 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 105231026063644 in words is "one hundred five trillion, two hundred thirty-one billion, twenty-six million, sixty-three thousand, six hundred forty-four".