10140236365561 has 8 divisors (see below), whose sum is σ = 10705606414880. Its totient is φ = 9578033656128.

The previous prime is 10140236365541. The next prime is 10140236365583. The reversal of 10140236365561 is 16556363204101.

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

It is a cyclic number.

It is not a de Polignac number, because 10140236365561 - 2¹³ = 10140236357369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10140236365541) 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, 791828391 + ... + 791841196.

It is an arithmetic number, because the mean of its divisors is an integer number (1338200801860).

Almost surely, 2^{10140236365561} is an apocalyptic number.

It is an amenable number.

10140236365561 is a deficient number, since it is larger than the sum of its proper divisors (565370049319).

10140236365561 is a wasteful number, since it uses less digits than its factorization.

10140236365561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583669943.

The product of its (nonzero) digits is 388800, while the sum is 43.

Adding to 10140236365561 its reverse (16556363204101), we get a palindrome (26696599569662).

The spelling of 10140236365561 in words is "ten trillion, one hundred forty billion, two hundred thirty-six million, three hundred sixty-five thousand, five hundred sixty-one".