6545192043 has 18 divisors (see below), whose sum is σ = 9452493876. Its totient is φ = 4026689472.

The previous prime is 6545192009. The next prime is 6545192047. The reversal of 6545192043 is 3402915456.

6545192043 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6545192043 - 2⁶ = 6545191979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 6545191992 and 6545192010.

It is not an unprimeable number, because it can be changed into a prime (6545192047) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1819855 + ... + 1823447.

Almost surely, 2^6545192043 is an apocalyptic number.

6545192043 is a deficient number, since it is larger than the sum of its proper divisors (2907301833).

6545192043 is an frugal number, since it uses more digits than its factorization.

6545192043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7215 (or 3609 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 6545192043 is about 80902.3611707347. The cubic root of 6545192043 is about 1870.5707164956.

The spelling of 6545192043 in words is "six billion, five hundred forty-five million, one hundred ninety-two thousand, forty-three".