51099358146 has 16 divisors (see below), whose sum is σ = 102276925344. Its totient is φ = 17020084544.

The previous prime is 51099358133. The next prime is 51099358153. The reversal of 51099358146 is 64185399015.

51099358146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×51099358146² (a number of 22 digits) contains 22 as substring.

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, 3250215 + ... + 3265898.

It is an arithmetic number, because the mean of its divisors is an integer number (6392307834).

Almost surely, 2^51099358146 is an apocalyptic number.

51099358146 is an abundant number, since it is smaller than the sum of its proper divisors (51177567198).

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

51099358146 is a wasteful number, since it uses less digits than its factorization.

51099358146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6517425.

The product of its (nonzero) digits is 1166400, while the sum is 51.

The spelling of 51099358146 in words is "fifty-one billion, ninety-nine million, three hundred fifty-eight thousand, one hundred forty-six".