20712037054351 has 2 divisors, whose sum is σ = 20712037054352. Its totient is φ = 20712037054350.

The previous prime is 20712037054337. The next prime is 20712037054483. The reversal of 20712037054351 is 15345073021702.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20712037054351 - 2⁹ = 20712037053839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20712037058351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10356018527175 + 10356018527176.

It is an arithmetic number, because the mean of its divisors is an integer number (10356018527176).

Almost surely, 2^{20712037054351} is an apocalyptic number.

20712037054351 is a deficient number, since it is larger than the sum of its proper divisors (1).

20712037054351 is an equidigital number, since it uses as much as digits as its factorization.

20712037054351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 176400, while the sum is 40.

The spelling of 20712037054351 in words is "twenty trillion, seven hundred twelve billion, thirty-seven million, fifty-four thousand, three hundred fifty-one".