20601665100150 has 48 divisors (see below), whose sum is σ = 54097548834384. Its totient is φ = 5170613985280.

The previous prime is 20601665100139. The next prime is 20601665100161. The reversal of 20601665100150 is 5100156610602.

It is an interprime number because it is at equal distance from previous prime (20601665100139) and next prime (20601665100161).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4039539627 + ... + 4039544726.

It is an arithmetic number, because the mean of its divisors is an integer number (1127032267383).

Almost surely, 2^{20601665100150} is an apocalyptic number.

20601665100150 is an abundant number, since it is smaller than the sum of its proper divisors (33495883734234).

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

20601665100150 is a wasteful number, since it uses less digits than its factorization.

20601665100150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8079084385 (or 8079084380 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 20601665100150 in words is "twenty trillion, six hundred one billion, six hundred sixty-five million, one hundred thousand, one hundred fifty".