6211788858263 has 4 divisors (see below), whose sum is σ = 6215394076968. Its totient is φ = 6208183639560.

The previous prime is 6211788858259. The next prime is 6211788858269. The reversal of 6211788858263 is 3628588871126.

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

It is a cyclic number.

It is not a de Polignac number, because 6211788858263 - 2² = 6211788858259 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 6211788858263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6211788858269) 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, 1802606768 + ... + 1802610213.

It is an arithmetic number, because the mean of its divisors is an integer number (1553848519242).

Almost surely, 2^{6211788858263} is an apocalyptic number.

6211788858263 is a deficient number, since it is larger than the sum of its proper divisors (3605218705).

6211788858263 is a wasteful number, since it uses less digits than its factorization.

6211788858263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3605218704.

The product of its digits is 61931520, while the sum is 65.

The spelling of 6211788858263 in words is "six trillion, two hundred eleven billion, seven hundred eighty-eight million, eight hundred fifty-eight thousand, two hundred sixty-three".