10140066655261 has 8 divisors (see below), whose sum is σ = 10739517814080. Its totient is φ = 9540946235328.

The previous prime is 10140066655249. The next prime is 10140066655283. The reversal of 10140066655261 is 16255666004101.

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 10140066655261 - 2¹⁹ = 10140066130973 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 (10140066655291) 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, 82621591 + ... + 82744228.

It is an arithmetic number, because the mean of its divisors is an integer number (1342439726760).

Almost surely, 2^{10140066655261} is an apocalyptic number.

It is an amenable number.

10140066655261 is a deficient number, since it is larger than the sum of its proper divisors (599451158819).

10140066655261 is a wasteful number, since it uses less digits than its factorization.

10140066655261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165369443.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 10140066655261 in words is "ten trillion, one hundred forty billion, sixty-six million, six hundred fifty-five thousand, two hundred sixty-one".