10528005949 has 4 divisors (see below), whose sum is σ = 10537551936. Its totient is φ = 10518459964.

The previous prime is 10528005931. The next prime is 10528005959. The reversal of 10528005949 is 94950082501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10528005949 - 2¹³ = 10527997757 is a prime.

It is a super-2 number, since 2×10528005949² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10528005919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4771339 + ... + 4773544.

It is an arithmetic number, because the mean of its divisors is an integer number (2634387984).

Almost surely, 2^10528005949 is an apocalyptic number.

It is an amenable number.

10528005949 is a deficient number, since it is larger than the sum of its proper divisors (9545987).

10528005949 is an equidigital number, since it uses as much as digits as its factorization.

10528005949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9545986.

The product of its (nonzero) digits is 129600, while the sum is 43.

The spelling of 10528005949 in words is "ten billion, five hundred twenty-eight million, five thousand, nine hundred forty-nine".