616140264776 has 16 divisors (see below), whose sum is σ = 1183440143340. Its totient is φ = 300556226560.

The previous prime is 616140264763. The next prime is 616140264799. The reversal of 616140264776 is 677462041616.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 591499428100 + 24640836676 = 769090^2 + 156974^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 939237881 + ... + 939238536.

Almost surely, 2^616140264776 is an apocalyptic number.

It is an amenable number.

616140264776 is a deficient number, since it is larger than the sum of its proper divisors (567299878564).

616140264776 is a wasteful number, since it uses less digits than its factorization.

616140264776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878476464 (or 1878476460 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 50.

The spelling of 616140264776 in words is "six hundred sixteen billion, one hundred forty million, two hundred sixty-four thousand, seven hundred seventy-six".