20125460572066 has 8 divisors (see below), whose sum is σ = 30279393852624. Its totient is φ = 10032329287860.

The previous prime is 20125460572003. The next prime is 20125460572117. The reversal of 20125460572066 is 66027506452102.

It is a happy number.

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

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, 15200498260 + ... + 15200499583.

It is an arithmetic number, because the mean of its divisors is an integer number (3784924231578).

Almost surely, 2^{20125460572066} is an apocalyptic number.

20125460572066 is a deficient number, since it is larger than the sum of its proper divisors (10153933280558).

20125460572066 is a wasteful number, since it uses less digits than its factorization.

20125460572066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30400998176.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 20125460572066 in words is "twenty trillion, one hundred twenty-five billion, four hundred sixty million, five hundred seventy-two thousand, sixty-six".