53958977543 has 8 divisors (see below), whose sum is σ = 55844900160. Its totient is φ = 52100190720.

The previous prime is 53958977539. The next prime is 53958977557. The reversal of 53958977543 is 34577985935.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53958977543 - 2² = 53958977539 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53958977543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53958977533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6779903 + ... + 6787856.

It is an arithmetic number, because the mean of its divisors is an integer number (6980612520).

Almost surely, 2^53958977543 is an apocalyptic number.

53958977543 is a deficient number, since it is larger than the sum of its proper divisors (1885922617).

53958977543 is a wasteful number, since it uses less digits than its factorization.

53958977543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13567897.

The product of its digits is 142884000, while the sum is 65.

The spelling of 53958977543 in words is "fifty-three billion, nine hundred fifty-eight million, nine hundred seventy-seven thousand, five hundred forty-three".