813901535276 has 6 divisors (see below), whose sum is σ = 1424327686740. Its totient is φ = 406950767636.

The previous prime is 813901535257. The next prime is 813901535281. The reversal of 813901535276 is 672535109318.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101737691906 + ... + 101737691913.

It is an arithmetic number, because the mean of its divisors is an integer number (237387947790).

Almost surely, 2^813901535276 is an apocalyptic number.

It is an amenable number.

813901535276 is a deficient number, since it is larger than the sum of its proper divisors (610426151464).

813901535276 is a wasteful number, since it uses less digits than its factorization.

813901535276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203475383823 (or 203475383821 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 50.

The spelling of 813901535276 in words is "eight hundred thirteen billion, nine hundred one million, five hundred thirty-five thousand, two hundred seventy-six".