75655796499 has 80 divisors (see below), whose sum is σ = 116687308320. Its totient is φ = 48832035840.

The previous prime is 75655796477. The next prime is 75655796519. The reversal of 75655796499 is 99469755657.

75655796499 is a `hidden beast` number, since 7 + 5 + 6 + 5 + 579 + 6 + 49 + 9 = 666.

It is not a de Polignac number, because 75655796499 - 2¹⁹ = 75655272211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75655796299) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 99941229 + ... + 99941985.

It is an arithmetic number, because the mean of its divisors is an integer number (1458591354).

Almost surely, 2^75655796499 is an apocalyptic number.

75655796499 is a deficient number, since it is larger than the sum of its proper divisors (41031511821).

75655796499 is a wasteful number, since it uses less digits than its factorization.

75655796499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122 (or 1113 counting only the distinct ones).

The product of its digits is 642978000, while the sum is 72.

The spelling of 75655796499 in words is "seventy-five billion, six hundred fifty-five million, seven hundred ninety-six thousand, four hundred ninety-nine".