51419402108 has 12 divisors (see below), whose sum is σ = 89990509560. Its totient is φ = 25707827952.

The previous prime is 51419402093. The next prime is 51419402129. The reversal of 51419402108 is 80120491415.

It is a congruent number.

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, 405578 + ... + 517041.

It is an arithmetic number, because the mean of its divisors is an integer number (7499209130).

Almost surely, 2^51419402108 is an apocalyptic number.

It is an amenable number.

51419402108 is a deficient number, since it is larger than the sum of its proper divisors (38571107452).

51419402108 is a wasteful number, since it uses less digits than its factorization.

51419402108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936556 (or 936554 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 35.

The spelling of 51419402108 in words is "fifty-one billion, four hundred nineteen million, four hundred two thousand, one hundred eight".