105021245564 has 24 divisors (see below), whose sum is σ = 188130558000. Its totient is φ = 51270557184.

The previous prime is 105021245561. The next prime is 105021245611. The reversal of 105021245564 is 465542120501.

It is a super-2 number, since 2×105021245564² (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 (105021245561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361772 + ... + 583884.

It is an arithmetic number, because the mean of its divisors is an integer number (7838773250).

Almost surely, 2^105021245564 is an apocalyptic number.

It is an amenable number.

105021245564 is a deficient number, since it is larger than the sum of its proper divisors (83109312436).

105021245564 is a wasteful number, since it uses less digits than its factorization.

105021245564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224909 (or 224907 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 105021245564 in words is "one hundred five billion, twenty-one million, two hundred forty-five thousand, five hundred sixty-four".