51151611006 has 24 divisors (see below), whose sum is σ = 110840651064. Its totient is φ = 17048666160.

The previous prime is 51151610989. The next prime is 51151611011. The reversal of 51151611006 is 60011615115.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17941 + ... + 320351.

It is an arithmetic number, because the mean of its divisors is an integer number (4618360461).

Almost surely, 2^51151611006 is an apocalyptic number.

51151611006 is an abundant number, since it is smaller than the sum of its proper divisors (59689040058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51151611006 is a wasteful number, since it uses less digits than its factorization.

51151611006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311816 (or 311813 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 27.

The spelling of 51151611006 in words is "fifty-one billion, one hundred fifty-one million, six hundred eleven thousand, six".