20402676549596 has 24 divisors (see below), whose sum is σ = 39247896885120. Its totient is φ = 9203150418800.

The previous prime is 20402676549571. The next prime is 20402676549599. The reversal of 20402676549596 is 69594567620402.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20402676549599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1769830856 + ... + 1769842383.

It is an arithmetic number, because the mean of its divisors is an integer number (1635329036880).

Almost surely, 2^{20402676549596} is an apocalyptic number.

It is an amenable number.

20402676549596 is a deficient number, since it is larger than the sum of its proper divisors (18845220335524).

20402676549596 is a wasteful number, since it uses less digits than its factorization.

20402676549596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3539673385 (or 3539673383 counting only the distinct ones).

The product of its (nonzero) digits is 195955200, while the sum is 65.

The spelling of 20402676549596 in words is "twenty trillion, four hundred two billion, six hundred seventy-six million, five hundred forty-nine thousand, five hundred ninety-six".