10520255644 has 48 divisors (see below), whose sum is σ = 19723777920. Its totient is φ = 4900674240.

The previous prime is 10520255611. The next prime is 10520255659. The reversal of 10520255644 is 44655202501.

10520255644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10520255644² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401299 + ... + 426709.

It is an arithmetic number, because the mean of its divisors is an integer number (410912040).

Almost surely, 2^10520255644 is an apocalyptic number.

It is an amenable number.

10520255644 is a deficient number, since it is larger than the sum of its proper divisors (9203522276).

10520255644 is a wasteful number, since it uses less digits than its factorization.

10520255644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25570 (or 25568 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 10520255644 in words is "ten billion, five hundred twenty million, two hundred fifty-five thousand, six hundred forty-four".