704007641645 has 32 divisors (see below), whose sum is σ = 1053368672256. Its totient is φ = 438820200000.

The previous prime is 704007641531. The next prime is 704007641699. The reversal of 704007641645 is 546146700407.

It is not a de Polignac number, because 704007641645 - 2²² = 704003447341 is a prime.

It is a super-3 number, since 3×704007641645³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 704007641596 and 704007641605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4250372 + ... + 4412898.

It is an arithmetic number, because the mean of its divisors is an integer number (32917771008).

Almost surely, 2^704007641645 is an apocalyptic number.

It is an amenable number.

704007641645 is a deficient number, since it is larger than the sum of its proper divisors (349361030611).

704007641645 is a wasteful number, since it uses less digits than its factorization.

704007641645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173801.

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 704007641645 in words is "seven hundred four billion, seven million, six hundred forty-one thousand, six hundred forty-five".