75755577497 has 16 divisors (see below), whose sum is σ = 83343375360. Its totient is φ = 68537403648.

The previous prime is 75755577473. The next prime is 75755577529. The reversal of 75755577497 is 79477555757.

It is a cyclic number.

It is not a de Polignac number, because 75755577497 - 2¹⁰ = 75755576473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75755577467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226553 + ... + 450374.

It is an arithmetic number, because the mean of its divisors is an integer number (5208960960).

Almost surely, 2^75755577497 is an apocalyptic number.

It is an amenable number.

75755577497 is a deficient number, since it is larger than the sum of its proper divisors (7587797863).

75755577497 is a wasteful number, since it uses less digits than its factorization.

75755577497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677200.

The product of its digits is 378157500, while the sum is 68.

The spelling of 75755577497 in words is "seventy-five billion, seven hundred fifty-five million, five hundred seventy-seven thousand, four hundred ninety-seven".