656253011347 has 2 divisors, whose sum is σ = 656253011348. Its totient is φ = 656253011346.

The previous prime is 656253011273. The next prime is 656253011353. The reversal of 656253011347 is 743110352656.

656253011347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-656253011347 is a prime.

It is not a weakly prime, because it can be changed into another prime (656253017347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328126505673 + 328126505674.

It is an arithmetic number, because the mean of its divisors is an integer number (328126505674).

Almost surely, 2^656253011347 is an apocalyptic number.

656253011347 is a deficient number, since it is larger than the sum of its proper divisors (1).

656253011347 is an equidigital number, since it uses as much as digits as its factorization.

656253011347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 656253011347 in words is "six hundred fifty-six billion, two hundred fifty-three million, eleven thousand, three hundred forty-seven".