10520620052 has 12 divisors (see below), whose sum is σ = 18453607956. Its totient is φ = 5248160640.

The previous prime is 10520620043. The next prime is 10520620067. The reversal of 10520620052 is 25002602501.

It can be written as a sum of positive squares in 2 ways, for example, as 988222096 + 9532397956 = 31436^2 + 97634^2 .

It is a super-2 number, since 2×10520620052² (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 3 ways as a sum of consecutive naturals, for example, 3035399 + ... + 3038862.

It is an arithmetic number, because the mean of its divisors is an integer number (1537800663).

Almost surely, 2^10520620052 is an apocalyptic number.

It is an amenable number.

10520620052 is a deficient number, since it is larger than the sum of its proper divisors (7932987904).

10520620052 is a wasteful number, since it uses less digits than its factorization.

10520620052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6074698 (or 6074696 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The spelling of 10520620052 in words is "ten billion, five hundred twenty million, six hundred twenty thousand, fifty-two".