734264378052665 has 64 divisors (see below), whose sum is σ = 898280199336960. Its totient is φ = 576080312371200.

The previous prime is 734264378052563. The next prime is 734264378052671. The reversal of 734264378052665 is 566250873462437.

It is not a de Polignac number, because 734264378052665 - 2³⁰ = 734263304310841 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 734264378052595 and 734264378052604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 180987027317 + ... + 180987031373.

It is an arithmetic number, because the mean of its divisors is an integer number (14035628114640).

Almost surely, 2^{734264378052665} is an apocalyptic number.

It is an amenable number.

734264378052665 is a deficient number, since it is larger than the sum of its proper divisors (164015821284295).

734264378052665 is a wasteful number, since it uses less digits than its factorization.

734264378052665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7602.

The product of its (nonzero) digits is 1219276800, while the sum is 68.

The spelling of 734264378052665 in words is "seven hundred thirty-four trillion, two hundred sixty-four billion, three hundred seventy-eight million, fifty-two thousand, six hundred sixty-five".