765970756942 has 4 divisors (see below), whose sum is σ = 1148956135416. Its totient is φ = 382985378470.

The previous prime is 765970756939. The next prime is 765970756961. The reversal of 765970756942 is 249657079567.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×765970756942² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191492689234 + ... + 191492689237.

It is an arithmetic number, because the mean of its divisors is an integer number (287239033854).

Almost surely, 2^765970756942 is an apocalyptic number.

765970756942 is a deficient number, since it is larger than the sum of its proper divisors (382985378474).

765970756942 is a wasteful number, since it uses less digits than its factorization.

765970756942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382985378473.

The product of its (nonzero) digits is 200037600, while the sum is 67.

The spelling of 765970756942 in words is "seven hundred sixty-five billion, nine hundred seventy million, seven hundred fifty-six thousand, nine hundred forty-two".