10502106557 has 2 divisors, whose sum is σ = 10502106558. Its totient is φ = 10502106556.

The previous prime is 10502106551. The next prime is 10502106583. The reversal of 10502106557 is 75560120501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10221007801 + 281098756 = 101099^2 + 16766^2 .

It is a cyclic number.

It is not a de Polignac number, because 10502106557 - 2²² = 10497912253 is a prime.

It is a super-2 number, since 2×10502106557² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10502106551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5251053278 + 5251053279.

It is an arithmetic number, because the mean of its divisors is an integer number (5251053279).

Almost surely, 2^10502106557 is an apocalyptic number.

It is an amenable number.

10502106557 is a deficient number, since it is larger than the sum of its proper divisors (1).

10502106557 is an equidigital number, since it uses as much as digits as its factorization.

10502106557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10500, while the sum is 32.

The spelling of 10502106557 in words is "ten billion, five hundred two million, one hundred six thousand, five hundred fifty-seven".