51054446104 has 16 divisors (see below), whose sum is σ = 101358091800. Its totient is φ = 24025621632.

The previous prime is 51054446101. The next prime is 51054446119. The reversal of 51054446104 is 40164445015.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 51054446104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51054446101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187700034 + ... + 187700305.

Almost surely, 2^51054446104 is an apocalyptic number.

It is an amenable number.

51054446104 is a deficient number, since it is larger than the sum of its proper divisors (50303645696).

51054446104 is a wasteful number, since it uses less digits than its factorization.

51054446104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375400362 (or 375400358 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The spelling of 51054446104 in words is "fifty-one billion, fifty-four million, four hundred forty-six thousand, one hundred four".