156201200116501 has 2 divisors, whose sum is σ = 156201200116502. Its totient is φ = 156201200116500.

The previous prime is 156201200116471. The next prime is 156201200116517. The reversal of 156201200116501 is 105611002102651.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126990699070225 + 29210501046276 = 11269015^2 + 5404674^2 .

It is a cyclic number.

It is not a de Polignac number, because 156201200116501 - 2¹³ = 156201200108309 is a prime.

It is a super-3 number, since 3×156201200116501³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (156201200116541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78100600058250 + 78100600058251.

It is an arithmetic number, because the mean of its divisors is an integer number (78100600058251).

Almost surely, 2^{156201200116501} is an apocalyptic number.

It is an amenable number.

156201200116501 is a deficient number, since it is larger than the sum of its proper divisors (1).

156201200116501 is an equidigital number, since it uses as much as digits as its factorization.

156201200116501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 31.

The spelling of 156201200116501 in words is "one hundred fifty-six trillion, two hundred one billion, two hundred million, one hundred sixteen thousand, five hundred one".