10254060021666 has 8 divisors (see below), whose sum is σ = 20508120043344. Its totient is φ = 3418020007220.

The previous prime is 10254060021629. The next prime is 10254060021703. The reversal of 10254060021666 is 66612006045201.

It is an interprime number because it is at equal distance from previous prime (10254060021629) and next prime (10254060021703).

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

10254060021666 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 854505001800 + ... + 854505001811.

It is an arithmetic number, because the mean of its divisors is an integer number (2563515005418).

Almost surely, 2^{10254060021666} is an apocalyptic number.

10254060021666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10254060021666 is a wasteful number, since it uses less digits than its factorization.

10254060021666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709010003616.

The product of its (nonzero) digits is 103680, while the sum is 39.

Adding to 10254060021666 its reverse (66612006045201), we get a palindrome (76866066066867).

The spelling of 10254060021666 in words is "ten trillion, two hundred fifty-four billion, sixty million, twenty-one thousand, six hundred sixty-six".