10520251412 has 24 divisors (see below), whose sum is σ = 20268383520. Its totient is φ = 4738059360.

The previous prime is 10520251397. The next prime is 10520251501. The reversal of 10520251412 is 21415202501.

It is a super-2 number, since 2×10520251412² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1091978 + ... + 1101569.

It is an arithmetic number, because the mean of its divisors is an integer number (844515980).

Almost surely, 2^10520251412 is an apocalyptic number.

It is an amenable number.

10520251412 is a deficient number, since it is larger than the sum of its proper divisors (9748132108).

10520251412 is a wasteful number, since it uses less digits than its factorization.

10520251412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193671 (or 2193669 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 10520251412 its reverse (21415202501), we get a palindrome (31935453913).

The spelling of 10520251412 in words is "ten billion, five hundred twenty million, two hundred fifty-one thousand, four hundred twelve".