726264675610546 has 4 divisors (see below), whose sum is σ = 1089397013415822. Its totient is φ = 363132337805272.

The previous prime is 726264675610477. The next prime is 726264675610553. The reversal of 726264675610546 is 645016576462627.

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., 542312826087321 + 183951849523225 = 23287611^2 + 13562885^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181566168902635 + ... + 181566168902638.

Almost surely, 2^{726264675610546} is an apocalyptic number.

726264675610546 is a deficient number, since it is larger than the sum of its proper divisors (363132337805276).

726264675610546 is a wasteful number, since it uses less digits than its factorization.

726264675610546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363132337805275.

The product of its (nonzero) digits is 609638400, while the sum is 67.

The spelling of 726264675610546 in words is "seven hundred twenty-six trillion, two hundred sixty-four billion, six hundred seventy-five million, six hundred ten thousand, five hundred forty-six".