51498094006 has 4 divisors (see below), whose sum is σ = 77247141012. Its totient is φ = 25749047002.

The previous prime is 51498093991. The next prime is 51498094007. The reversal of 51498094006 is 60049089415.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51498094007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12874523500 + ... + 12874523503.

It is an arithmetic number, because the mean of its divisors is an integer number (19311785253).

Almost surely, 2^51498094006 is an apocalyptic number.

51498094006 is a deficient number, since it is larger than the sum of its proper divisors (25749047006).

51498094006 is a wasteful number, since it uses less digits than its factorization.

51498094006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25749047005.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 51498094006 in words is "fifty-one billion, four hundred ninety-eight million, ninety-four thousand, six".