76920530543 has 4 divisors (see below), whose sum is σ = 76964562360. Its totient is φ = 76876498728.

The previous prime is 76920530503. The next prime is 76920530579. The reversal of 76920530543 is 34503502967.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 76920530543 - 2¹⁶ = 76920465007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76920530494 and 76920530503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76920530503) 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 3 ways as a sum of consecutive naturals, for example, 22013288 + ... + 22016781.

It is an arithmetic number, because the mean of its divisors is an integer number (19241140590).

Almost surely, 2^76920530543 is an apocalyptic number.

76920530543 is a deficient number, since it is larger than the sum of its proper divisors (44031817).

76920530543 is a wasteful number, since it uses less digits than its factorization.

76920530543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44031816.

The product of its (nonzero) digits is 680400, while the sum is 44.

The spelling of 76920530543 in words is "seventy-six billion, nine hundred twenty million, five hundred thirty thousand, five hundred forty-three".