51304425002 has 8 divisors (see below), whose sum is σ = 80302578336. Its totient is φ = 24536898892.

The previous prime is 51304424993. The next prime is 51304425083. The reversal of 51304425002 is 20052440315.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 557656748 + ... + 557656839.

It is an arithmetic number, because the mean of its divisors is an integer number (10037822292).

Almost surely, 2^51304425002 is an apocalyptic number.

51304425002 is a deficient number, since it is larger than the sum of its proper divisors (28998153334).

51304425002 is a wasteful number, since it uses less digits than its factorization.

51304425002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115313612.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 51304425002 its reverse (20052440315), we get a palindrome (71356865317).

The spelling of 51304425002 in words is "fifty-one billion, three hundred four million, four hundred twenty-five thousand, two".