10251505015 has 4 divisors (see below), whose sum is σ = 12301806024. Its totient is φ = 8201204008.

The previous prime is 10251505013. The next prime is 10251505021. The reversal of 10251505015 is 51050515201.

10251505015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10251505015 - 2¹ = 10251505013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10251505013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025150497 + ... + 1025150506.

It is an arithmetic number, because the mean of its divisors is an integer number (3075451506).

Almost surely, 2^10251505015 is an apocalyptic number.

10251505015 is a deficient number, since it is larger than the sum of its proper divisors (2050301009).

10251505015 is an equidigital number, since it uses as much as digits as its factorization.

10251505015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2050301008.

The product of its (nonzero) digits is 1250, while the sum is 25.

The spelling of 10251505015 in words is "ten billion, two hundred fifty-one million, five hundred five thousand, fifteen".