372665221711 has 2 divisors, whose sum is σ = 372665221712. Its totient is φ = 372665221710.

The previous prime is 372665221699. The next prime is 372665221717. The reversal of 372665221711 is 117122566273.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 372665221711 - 2¹⁹ = 372664697423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (372665221717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186332610855 + 186332610856.

It is an arithmetic number, because the mean of its divisors is an integer number (186332610856).

Almost surely, 2^372665221711 is an apocalyptic number.

372665221711 is a deficient number, since it is larger than the sum of its proper divisors (1).

372665221711 is an equidigital number, since it uses as much as digits as its factorization.

372665221711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 43.

Adding to 372665221711 its reverse (117122566273), we get a palindrome (489787787984).

The spelling of 372665221711 in words is "three hundred seventy-two billion, six hundred sixty-five million, two hundred twenty-one thousand, seven hundred eleven".