10140252530421 has 8 divisors (see below), whose sum is σ = 14560362607840. Its totient is φ = 6240155403312.

The previous prime is 10140252530417. The next prime is 10140252530449. The reversal of 10140252530421 is 12403525204101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10140252530421 - 2² = 10140252530417 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 (10140252534421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130003237531 + ... + 130003237608.

It is an arithmetic number, because the mean of its divisors is an integer number (1820045325980).

Almost surely, 2^{10140252530421} is an apocalyptic number.

It is an amenable number.

10140252530421 is a deficient number, since it is larger than the sum of its proper divisors (4420110077419).

10140252530421 is a wasteful number, since it uses less digits than its factorization.

10140252530421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260006475155.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 10140252530421 its reverse (12403525204101), we get a palindrome (22543777734522).

The spelling of 10140252530421 in words is "ten trillion, one hundred forty billion, two hundred fifty-two million, five hundred thirty thousand, four hundred twenty-one".