6541895953 has 8 divisors (see below), whose sum is σ = 6969211488. Its totient is φ = 6119302464.

The previous prime is 6541895933. The next prime is 6541895977. The reversal of 6541895953 is 3595981456.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6541895953 - 2²¹ = 6539798801 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6541895894 and 6541895903.

It is not an unprimeable number, because it can be changed into a prime (6541895933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1177651 + ... + 1183192.

It is an arithmetic number, because the mean of its divisors is an integer number (871151436).

Almost surely, 2^6541895953 is an apocalyptic number.

It is an amenable number.

6541895953 is a deficient number, since it is larger than the sum of its proper divisors (427315535).

6541895953 is a wasteful number, since it uses less digits than its factorization.

6541895953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361023.

The product of its digits is 5832000, while the sum is 55.

The square root of 6541895953 is about 80881.9878155823. The cubic root of 6541895953 is about 1870.2566638467.

The spelling of 6541895953 in words is "six billion, five hundred forty-one million, eight hundred ninety-five thousand, nine hundred fifty-three".