20137605445141 has 16 divisors (see below), whose sum is σ = 20289470768640. Its totient is φ = 19986197253120.

The previous prime is 20137605445129. The next prime is 20137605445147. The reversal of 20137605445141 is 14154450673102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20137605445141 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 (20137605445147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392972281 + ... + 393023521.

It is an arithmetic number, because the mean of its divisors is an integer number (1268091923040).

Almost surely, 2^{20137605445141} is an apocalyptic number.

It is an amenable number.

20137605445141 is a deficient number, since it is larger than the sum of its proper divisors (151865323499).

20137605445141 is a wasteful number, since it uses less digits than its factorization.

20137605445141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55644.

The product of its (nonzero) digits is 403200, while the sum is 43.

The spelling of 20137605445141 in words is "twenty trillion, one hundred thirty-seven billion, six hundred five million, four hundred forty-five thousand, one hundred forty-one".