7647198397153 has 32 divisors (see below), whose sum is σ = 9030457884672. Its totient is φ = 6337059580800.

The previous prime is 7647198397141. The next prime is 7647198397177. The reversal of 7647198397153 is 3517938917467.

It is a de Polignac number, because none of the positive numbers 2^k-7647198397153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7647198397133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1320528688 + ... + 1320534478.

It is an arithmetic number, because the mean of its divisors is an integer number (282201808896).

Almost surely, 2^{7647198397153} is an apocalyptic number.

It is an amenable number.

7647198397153 is a deficient number, since it is larger than the sum of its proper divisors (1383259487519).

7647198397153 is a wasteful number, since it uses less digits than its factorization.

7647198397153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10765.

The product of its digits is 240045120, while the sum is 70.

The spelling of 7647198397153 in words is "seven trillion, six hundred forty-seven billion, one hundred ninety-eight million, three hundred ninety-seven thousand, one hundred fifty-three".