56767455476765 has 8 divisors (see below), whose sum is σ = 74313759896928. Its totient is φ = 41285422164880.

The previous prime is 56767455476761. The next prime is 56767455476801.

56767455476765 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56767455476765 - 2² = 56767455476761 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56767455476765.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56767455476761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 516067777007 + ... + 516067777116.

It is an arithmetic number, because the mean of its divisors is an integer number (9289219987116).

Almost surely, 2^{56767455476765} is an apocalyptic number.

56767455476765 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56767455476765 is a deficient number, since it is larger than the sum of its proper divisors (17546304420163).

56767455476765 is a wasteful number, since it uses less digits than its factorization.

56767455476765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032135554139.

The product of its digits is 31116960000, while the sum is 80.

The spelling of 56767455476765 in words is "fifty-six trillion, seven hundred sixty-seven billion, four hundred fifty-five million, four hundred seventy-six thousand, seven hundred sixty-five".