1975936436616 has 64 divisors (see below), whose sum is σ = 5011477289280. Its totient is φ = 649150341120.

The previous prime is 1975936436609. The next prime is 1975936436641. The reversal of 1975936436616 is 6166346395791.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1199886 + ... + 2321981.

It is an arithmetic number, because the mean of its divisors is an integer number (78304332645).

Almost surely, 2^{1975936436616} is an apocalyptic number.

It is an amenable number.

1975936436616 is an abundant number, since it is smaller than the sum of its proper divisors (3035540852664).

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

1975936436616 is a wasteful number, since it uses less digits than its factorization.

1975936436616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3522214 (or 3522210 counting only the distinct ones).

The product of its digits is 132269760, while the sum is 66.

The spelling of 1975936436616 in words is "one trillion, nine hundred seventy-five billion, nine hundred thirty-six million, four hundred thirty-six thousand, six hundred sixteen".