785941479464 has 32 divisors (see below), whose sum is σ = 1474902992520. Its totient is φ = 392634176256.

The previous prime is 785941479431. The next prime is 785941479473. The reversal of 785941479464 is 464974149587.

It can be written as a sum of positive squares in 4 ways, for example, as 779261686564 + 6679792900 = 882758^2 + 81730^2 .

It is a super-2 number, since 2×785941479464² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 785941479394 and 785941479403.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 52343222 + ... + 52358234.

Almost surely, 2^785941479464 is an apocalyptic number.

It is an amenable number.

785941479464 is a deficient number, since it is larger than the sum of its proper divisors (688961513056).

785941479464 is a wasteful number, since it uses less digits than its factorization.

785941479464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20189 (or 20185 counting only the distinct ones).

The product of its digits is 243855360, while the sum is 68.

The spelling of 785941479464 in words is "seven hundred eighty-five billion, nine hundred forty-one million, four hundred seventy-nine thousand, four hundred sixty-four".