70773943768 has 16 divisors (see below), whose sum is σ = 144764885160. Its totient is φ = 32169974400.

The previous prime is 70773943727. The next prime is 70773943787. The reversal of 70773943768 is 86734937707.

It is a super-2 number, since 2×70773943768² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 402124593 + ... + 402124768.

Almost surely, 2^70773943768 is an apocalyptic number.

It is an amenable number.

70773943768 is an abundant number, since it is smaller than the sum of its proper divisors (73990941392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70773943768 is a wasteful number, since it uses less digits than its factorization.

70773943768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804249378 (or 804249374 counting only the distinct ones).

The product of its (nonzero) digits is 37340352, while the sum is 61.

The spelling of 70773943768 in words is "seventy billion, seven hundred seventy-three million, nine hundred forty-three thousand, seven hundred sixty-eight".