53683963977 has 32 divisors (see below), whose sum is σ = 82129969152. Its totient is φ = 30554581824.

The previous prime is 53683963943. The next prime is 53683964003. The reversal of 53683963977 is 77936938635.

It is not a de Polignac number, because 53683963977 - 2⁸ = 53683963721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53683913977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6832183 + ... + 6840035.

It is an arithmetic number, because the mean of its divisors is an integer number (2566561536).

Almost surely, 2^53683963977 is an apocalyptic number.

It is an amenable number.

53683963977 is a deficient number, since it is larger than the sum of its proper divisors (28446005175).

53683963977 is a wasteful number, since it uses less digits than its factorization.

53683963977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9117.

The product of its digits is 154314720, while the sum is 66.

The spelling of 53683963977 in words is "fifty-three billion, six hundred eighty-three million, nine hundred sixty-three thousand, nine hundred seventy-seven".