10525203644 has 48 divisors (see below), whose sum is σ = 19283624640. Its totient is φ = 5021852160.

The previous prime is 10525203617. The next prime is 10525203649. The reversal of 10525203644 is 44630252501.

It is a super-2 number, since 2×10525203644² (a number of 21 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 10525203644.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10525203649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3118742 + ... + 3122114.

It is an arithmetic number, because the mean of its divisors is an integer number (401742180).

Almost surely, 2^10525203644 is an apocalyptic number.

It is an amenable number.

10525203644 is a deficient number, since it is larger than the sum of its proper divisors (8758420996).

10525203644 is a wasteful number, since it uses less digits than its factorization.

10525203644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3830 (or 3828 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 10525203644 in words is "ten billion, five hundred twenty-five million, two hundred three thousand, six hundred forty-four".