51444103097 has 2 divisors, whose sum is σ = 51444103098. Its totient is φ = 51444103096.

The previous prime is 51444103057. The next prime is 51444103103. The reversal of 51444103097 is 79030144415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41928295696 + 9515807401 = 204764^2 + 97549^2 .

It is a cyclic number.

It is not a de Polignac number, because 51444103097 - 2⁸ = 51444102841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51444103097.

It is not a weakly prime, because it can be changed into another prime (51444103057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25722051548 + 25722051549.

It is an arithmetic number, because the mean of its divisors is an integer number (25722051549).

Almost surely, 2^51444103097 is an apocalyptic number.

It is an amenable number.

51444103097 is a deficient number, since it is larger than the sum of its proper divisors (1).

51444103097 is an equidigital number, since it uses as much as digits as its factorization.

51444103097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 51444103097 in words is "fifty-one billion, four hundred forty-four million, one hundred three thousand, ninety-seven".