10525781284 has 6 divisors (see below), whose sum is σ = 18420117254. Its totient is φ = 5262890640.

The previous prime is 10525781269. The next prime is 10525781303. The reversal of 10525781284 is 48218752501.

It can be written as a sum of positive squares in only one way, i.e., 6419534884 + 4106246400 = 80122^2 + 64080^2 .

It is a super-2 number, since 2×10525781284² (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 10525781284.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1315722657 + ... + 1315722664.

Almost surely, 2^10525781284 is an apocalyptic number.

It is an amenable number.

10525781284 is a deficient number, since it is larger than the sum of its proper divisors (7894335970).

10525781284 is a wasteful number, since it uses less digits than its factorization.

10525781284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2631445325 (or 2631445323 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 43.

The spelling of 10525781284 in words is "ten billion, five hundred twenty-five million, seven hundred eighty-one thousand, two hundred eighty-four".