6542541202 has 4 divisors (see below), whose sum is σ = 9813811806. Its totient is φ = 3271270600.

The previous prime is 6542541179. The next prime is 6542541217. The reversal of 6542541202 is 2021452456.

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

It can be written as a sum of positive squares in only one way, i.e., 3439939801 + 3102601401 = 58651^2 + 55701^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1635635299 + ... + 1635635302.

Almost surely, 2^6542541202 is an apocalyptic number.

6542541202 is a deficient number, since it is larger than the sum of its proper divisors (3271270604).

6542541202 is a wasteful number, since it uses less digits than its factorization.

6542541202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3271270603.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 6542541202 is about 80885.9765472359. The cubic root of 6542541202 is about 1870.3181517078.

Adding to 6542541202 its reverse (2021452456), we get a palindrome (8563993658).

The spelling of 6542541202 in words is "six billion, five hundred forty-two million, five hundred forty-one thousand, two hundred two".