56708783545 has 8 divisors (see below), whose sum is σ = 68124594240. Its totient is φ = 45317657520.

The previous prime is 56708783539. The next prime is 56708783581. The reversal of 56708783545 is 54538780765.

It is a happy number.

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

It is not a de Polignac number, because 56708783545 - 2¹¹ = 56708781497 is a prime.

It is a super-2 number, since 2×56708783545² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56708783545.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6166111 + ... + 6175300.

It is an arithmetic number, because the mean of its divisors is an integer number (8515574280).

Almost surely, 2^56708783545 is an apocalyptic number.

It is an amenable number.

56708783545 is a deficient number, since it is larger than the sum of its proper divisors (11415810695).

56708783545 is a wasteful number, since it uses less digits than its factorization.

56708783545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12342335.

The product of its (nonzero) digits is 28224000, while the sum is 58.

The spelling of 56708783545 in words is "fifty-six billion, seven hundred eight million, seven hundred eighty-three thousand, five hundred forty-five".