10265064504621 has 4 divisors (see below), whose sum is σ = 13686752672832. Its totient is φ = 6843376336412.

The previous prime is 10265064504619. The next prime is 10265064504661. The reversal of 10265064504621 is 12640546056201.

10265064504621 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, 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 10265064504621 - 2¹ = 10265064504619 is a prime.

It is a super-2 number, since 2×10265064504621² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10265064504661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1710844084101 + ... + 1710844084106.

It is an arithmetic number, because the mean of its divisors is an integer number (3421688168208).

Almost surely, 2^{10265064504621} is an apocalyptic number.

It is an amenable number.

10265064504621 is a deficient number, since it is larger than the sum of its proper divisors (3421688168211).

10265064504621 is an equidigital number, since it uses as much as digits as its factorization.

10265064504621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3421688168210.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 10265064504621 in words is "ten trillion, two hundred sixty-five billion, sixty-four million, five hundred four thousand, six hundred twenty-one".