53865768099 has 32 divisors (see below), whose sum is σ = 84533476608. Its totient is φ = 30078864000.

The previous prime is 53865768059. The next prime is 53865768107. The reversal of 53865768099 is 99086756835.

It is a Cunningham number, because it is equal to 232090²-1.

It is not a de Polignac number, because 53865768099 - 2⁷ = 53865767971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53865768059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116044 + ... + 348134.

It is an arithmetic number, because the mean of its divisors is an integer number (2641671144).

Almost surely, 2^53865768099 is an apocalyptic number.

53865768099 is a deficient number, since it is larger than the sum of its proper divisors (30667708509).

53865768099 is a wasteful number, since it uses less digits than its factorization.

53865768099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232659.

The product of its (nonzero) digits is 97977600, while the sum is 66.

The spelling of 53865768099 in words is "fifty-three billion, eight hundred sixty-five million, seven hundred sixty-eight thousand, ninety-nine".