51444103102 has 16 divisors (see below), whose sum is σ = 90340864992. Its totient is φ = 21509729280.

The previous prime is 51444103097. The next prime is 51444103103. The reversal of 51444103102 is 20130144415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51444103103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44811363 + ... + 44812510.

It is an arithmetic number, because the mean of its divisors is an integer number (5646304062).

Almost surely, 2^51444103102 is an apocalyptic number.

51444103102 is a deficient number, since it is larger than the sum of its proper divisors (38896761890).

51444103102 is a wasteful number, since it uses less digits than its factorization.

51444103102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89623923.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 51444103102 its reverse (20130144415), we get a palindrome (71574247517).

The spelling of 51444103102 in words is "fifty-one billion, four hundred forty-four million, one hundred three thousand, one hundred two".