10252542514421 has 16 divisors (see below), whose sum is σ = 11084328345600. Its totient is φ = 9449998135488.

The previous prime is 10252542514321. The next prime is 10252542514433. The reversal of 10252542514421 is 12441524525201.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10252542514421 is a prime.

It is a super-2 number, since 2×10252542514421² (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 (10252542514321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15879911 + ... + 16512923.

It is an arithmetic number, because the mean of its divisors is an integer number (692770521600).

Almost surely, 2^{10252542514421} is an apocalyptic number.

It is an amenable number.

10252542514421 is a deficient number, since it is larger than the sum of its proper divisors (831785831179).

10252542514421 is a wasteful number, since it uses less digits than its factorization.

10252542514421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656108.

The product of its (nonzero) digits is 128000, while the sum is 38.

The spelling of 10252542514421 in words is "ten trillion, two hundred fifty-two billion, five hundred forty-two million, five hundred fourteen thousand, four hundred twenty-one".