444571113751097 has 2 divisors, whose sum is σ = 444571113751098. Its totient is φ = 444571113751096.

The previous prime is 444571113751073. The next prime is 444571113751117. The reversal of 444571113751097 is 790157311175444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 442692709189696 + 1878404561401 = 21040264^2 + 1370549^2 .

It is a cyclic number.

It is not a de Polignac number, because 444571113751097 - 2⁴⁶ = 374202369573433 is a prime.

It is not a weakly prime, because it can be changed into another prime (444571113751057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222285556875548 + 222285556875549.

It is an arithmetic number, because the mean of its divisors is an integer number (222285556875549).

Almost surely, 2^{444571113751097} is an apocalyptic number.

It is an amenable number.

444571113751097 is a deficient number, since it is larger than the sum of its proper divisors (1).

444571113751097 is an equidigital number, since it uses as much as digits as its factorization.

444571113751097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14817600, while the sum is 59.

The spelling of 444571113751097 in words is "four hundred forty-four trillion, five hundred seventy-one billion, one hundred thirteen million, seven hundred fifty-one thousand, ninety-seven".