10066315502661 has 32 divisors (see below), whose sum is σ = 15387353507328. Its totient is φ = 5797866392640.

The previous prime is 10066315502609. The next prime is 10066315502671. The reversal of 10066315502661 is 16620551366001.

10066315502661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10066315502661 - 2⁶ = 10066315502597 is a prime.

It is a super-2 number, since 2×10066315502661² (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 (10066315502671) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95811691 + ... + 95916696.

It is an arithmetic number, because the mean of its divisors is an integer number (480854797104).

Almost surely, 2^{10066315502661} is an apocalyptic number.

10066315502661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10066315502661 is a deficient number, since it is larger than the sum of its proper divisors (5321038004667).

10066315502661 is a wasteful number, since it uses less digits than its factorization.

10066315502661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191728481.

The product of its (nonzero) digits is 194400, while the sum is 42.

Adding to 10066315502661 its reverse (16620551366001), we get a palindrome (26686866868662).

The spelling of 10066315502661 in words is "ten trillion, sixty-six billion, three hundred fifteen million, five hundred two thousand, six hundred sixty-one".