2505834998146 has 24 divisors (see below), whose sum is σ = 3967199161344. Its totient is φ = 1186912976760.

The previous prime is 2505834998057. The next prime is 2505834998159. The reversal of 2505834998146 is 6418994385052.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15798591 + ... + 15956413.

It is an arithmetic number, because the mean of its divisors is an integer number (165299965056).

Almost surely, 2^{2505834998146} is an apocalyptic number.

2505834998146 is a deficient number, since it is larger than the sum of its proper divisors (1461364163198).

2505834998146 is a wasteful number, since it uses less digits than its factorization.

2505834998146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179854 (or 179835 counting only the distinct ones).

The product of its (nonzero) digits is 74649600, while the sum is 64.

The spelling of 2505834998146 in words is "two trillion, five hundred five billion, eight hundred thirty-four million, nine hundred ninety-eight thousand, one hundred forty-six".