6642266576098 has 4 divisors (see below), whose sum is σ = 9963399864150. Its totient is φ = 3321133288048.

The previous prime is 6642266576093. The next prime is 6642266576111. The reversal of 6642266576098 is 8906756622466.

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., 6225858357889 + 416408218209 = 2495167^2 + 645297^2 .

It is not an unprimeable number, because it can be changed into a prime (6642266576093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660566644023 + ... + 1660566644026.

Almost surely, 2^{6642266576098} is an apocalyptic number.

6642266576098 is a deficient number, since it is larger than the sum of its proper divisors (3321133288052).

6642266576098 is a wasteful number, since it uses less digits than its factorization.

6642266576098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3321133288051.

The product of its (nonzero) digits is 313528320, while the sum is 67.

The spelling of 6642266576098 in words is "six trillion, six hundred forty-two billion, two hundred sixty-six million, five hundred seventy-six thousand, ninety-eight".