372072340181 has 2 divisors, whose sum is σ = 372072340182. Its totient is φ = 372072340180.

The previous prime is 372072340121. The next prime is 372072340223. The reversal of 372072340181 is 181043270273.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 311391900625 + 60680439556 = 558025^2 + 246334^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-372072340181 is a prime.

It is a super-2 number, since 2×372072340181² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (372072340121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186036170090 + 186036170091.

It is an arithmetic number, because the mean of its divisors is an integer number (186036170091).

Almost surely, 2^372072340181 is an apocalyptic number.

It is an amenable number.

372072340181 is a deficient number, since it is larger than the sum of its proper divisors (1).

372072340181 is an equidigital number, since it uses as much as digits as its factorization.

372072340181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 372072340181 in words is "three hundred seventy-two billion, seventy-two million, three hundred forty thousand, one hundred eighty-one".