53039456499 has 8 divisors (see below), whose sum is σ = 70722708112. Its totient is φ = 35357921280.

The previous prime is 53039456497. The next prime is 53039456549. The reversal of 53039456499 is 99465493035.

It is a happy number.

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

It is not a de Polignac number, because 53039456499 - 2¹ = 53039456497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53039456497) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 355174 + ... + 481899.

It is an arithmetic number, because the mean of its divisors is an integer number (8840338514).

Almost surely, 2^53039456499 is an apocalyptic number.

53039456499 is a deficient number, since it is larger than the sum of its proper divisors (17683251613).

53039456499 is a wasteful number, since it uses less digits than its factorization.

53039456499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858197.

The product of its (nonzero) digits is 15746400, while the sum is 57.

The spelling of 53039456499 in words is "fifty-three billion, thirty-nine million, four hundred fifty-six thousand, four hundred ninety-nine".