704140402831 has 4 divisors (see below), whose sum is σ = 704784631192. Its totient is φ = 703496174472.

The previous prime is 704140402807. The next prime is 704140402837. The reversal of 704140402831 is 138204041407.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 138204041407 = 74027 ⋅1866941.

It is a cyclic number.

It is not a de Polignac number, because 704140402831 - 2¹¹ = 704140400783 is a prime.

It is a super-2 number, since 2×704140402831² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704140402837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322112541 + ... + 322114726.

It is an arithmetic number, because the mean of its divisors is an integer number (176196157798).

Almost surely, 2^704140402831 is an apocalyptic number.

704140402831 is a deficient number, since it is larger than the sum of its proper divisors (644228361).

704140402831 is a wasteful number, since it uses less digits than its factorization.

704140402831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644228360.

The product of its (nonzero) digits is 21504, while the sum is 34.

The spelling of 704140402831 in words is "seven hundred four billion, one hundred forty million, four hundred two thousand, eight hundred thirty-one".