56802201719 has 4 divisors (see below), whose sum is σ = 58760898360. Its totient is φ = 54843505080.

The previous prime is 56802201713. The next prime is 56802201727. The reversal of 56802201719 is 91710220865.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56802201719 is a prime.

It is a super-2 number, since 2×56802201719² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56802201713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 979348277 + ... + 979348334.

It is an arithmetic number, because the mean of its divisors is an integer number (14690224590).

Almost surely, 2^56802201719 is an apocalyptic number.

56802201719 is a deficient number, since it is larger than the sum of its proper divisors (1958696641).

56802201719 is a wasteful number, since it uses less digits than its factorization.

56802201719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958696640.

The product of its (nonzero) digits is 60480, while the sum is 41.

The spelling of 56802201719 in words is "fifty-six billion, eight hundred two million, two hundred one thousand, seven hundred nineteen".