650000000000056 has 8 divisors (see below), whose sum is σ = 1218750000000120. Its totient is φ = 325000000000024.

The previous prime is 650000000000047. The next prime is 650000000000077.

650000000000056 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 649999999999937 and 650000000000036.

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, 40624999999996 + ... + 40625000000011.

It is an arithmetic number, because the mean of its divisors is an integer number (152343750000015).

Almost surely, 2^{650000000000056} is an apocalyptic number.

It is an amenable number.

650000000000056 is a deficient number, since it is larger than the sum of its proper divisors (568750000000064).

650000000000056 is a wasteful number, since it uses less digits than its factorization.

650000000000056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81250000000013 (or 81250000000009 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

It can be divided in two parts, 6500000000000 and 56, that added together give a palindrome (6500000000056).

The spelling of 650000000000056 in words is "six hundred fifty trillion, fifty-six", and thus it is an aban number.