268611994744634 has 8 divisors (see below), whose sum is σ = 402919051234080. Its totient is φ = 134305644333276.

The previous prime is 268611994744631. The next prime is 268611994744657. The reversal of 268611994744634 is 436447499116862.

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

It is not an unprimeable number, because it can be changed into a prime (268611994744631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175567424 + ... + 177090779.

It is an arithmetic number, because the mean of its divisors is an integer number (50364881404260).

Almost surely, 2^{268611994744634} is an apocalyptic number.

268611994744634 is a deficient number, since it is larger than the sum of its proper divisors (134307056489446).

268611994744634 is a wasteful number, since it uses less digits than its factorization.

268611994744634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353039044.

The product of its digits is 1504935936, while the sum is 74.

The spelling of 268611994744634 in words is "two hundred sixty-eight trillion, six hundred eleven billion, nine hundred ninety-four million, seven hundred forty-four thousand, six hundred thirty-four".