268472469518 has 32 divisors (see below), whose sum is σ = 458641481472. Its totient is φ = 116670611200.

The previous prime is 268472469479. The next prime is 268472469539. The reversal of 268472469518 is 815964274862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 925505 + ... + 1180467.

It is an arithmetic number, because the mean of its divisors is an integer number (14332546296).

Almost surely, 2^268472469518 is an apocalyptic number.

268472469518 is a deficient number, since it is larger than the sum of its proper divisors (190169011954).

268472469518 is a wasteful number, since it uses less digits than its factorization.

268472469518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257080.

The product of its digits is 46448640, while the sum is 62.

The spelling of 268472469518 in words is "two hundred sixty-eight billion, four hundred seventy-two million, four hundred sixty-nine thousand, five hundred eighteen".