51498094066 has 16 divisors (see below), whose sum is σ = 77818711104. Its totient is φ = 25558859664.

The previous prime is 51498094031. The next prime is 51498094091. The reversal of 51498094066 is 66049089415.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225241 + ... + 392083.

It is an arithmetic number, because the mean of its divisors is an integer number (4863669444).

Almost surely, 2^51498094066 is an apocalyptic number.

51498094066 is a deficient number, since it is larger than the sum of its proper divisors (26320617038).

51498094066 is a wasteful number, since it uses less digits than its factorization.

51498094066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167985.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The spelling of 51498094066 in words is "fifty-one billion, four hundred ninety-eight million, ninety-four thousand, sixty-six".