6220878651 has 20 divisors (see below), whose sum is σ = 10007758992. Its totient is φ = 3828232368.

The previous prime is 6220878647. The next prime is 6220878689. The reversal of 6220878651 is 1568780226.

It is not a de Polignac number, because 6220878651 - 2² = 6220878647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6220878597 and 6220878606.

It is not an unprimeable number, because it can be changed into a prime (6220878751) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2952831 + ... + 2954936.

Almost surely, 2^6220878651 is an apocalyptic number.

6220878651 is a deficient number, since it is larger than the sum of its proper divisors (3786880341).

6220878651 is a wasteful number, since it uses less digits than its factorization.

6220878651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5907792 (or 5907783 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 6220878651 is about 78872.5468778586. The cubic root of 6220878651 is about 1839.1503886125.

The spelling of 6220878651 in words is "six billion, two hundred twenty million, eight hundred seventy-eight thousand, six hundred fifty-one".