53439699375 has 100 divisors (see below), whose sum is σ = 100019858400. Its totient is φ = 28425600000.

The previous prime is 53439699373. The next prime is 53439699493. The reversal of 53439699375 is 57399693435.

53439699375 is a `hidden beast` number, since 53 + 43 + 96 + 99 + 375 = 666.

It is not a de Polignac number, because 53439699375 - 2¹ = 53439699373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53439699373) 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 99 ways as a sum of consecutive naturals, for example, 22729450 + ... + 22731800.

It is an arithmetic number, because the mean of its divisors is an integer number (1000198584).

Almost surely, 2^53439699375 is an apocalyptic number.

53439699375 is a deficient number, since it is larger than the sum of its proper divisors (46580159025).

53439699375 is an equidigital number, since it uses as much as digits as its factorization.

53439699375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832 (or 2808 counting only the distinct ones).

The product of its digits is 82668600, while the sum is 63.

The spelling of 53439699375 in words is "fifty-three billion, four hundred thirty-nine million, six hundred ninety-nine thousand, three hundred seventy-five".