6204780078 has 16 divisors (see below), whose sum is σ = 14182354560. Its totient is φ = 1772794296.

The previous prime is 6204780077. The next prime is 6204780079. The reversal of 6204780078 is 8700874026.

It is an interprime number because it is at equal distance from previous prime (6204780077) and next prime (6204780079).

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 147732859 = 6204780078 / (6 + 2 + 0 + 4 + 7 + 8 + 0 + 0 + 7 + 8).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6204780077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73866388 + ... + 73866471.

It is an arithmetic number, because the mean of its divisors is an integer number (886397160).

Almost surely, 2^6204780078 is an apocalyptic number.

6204780078 is an abundant number, since it is smaller than the sum of its proper divisors (7977574482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6204780078 is a wasteful number, since it uses less digits than its factorization.

6204780078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147732871.

The product of its (nonzero) digits is 150528, while the sum is 42.

The square root of 6204780078 is about 78770.4264175331. The cubic root of 6204780078 is about 1837.5625489560.

The spelling of 6204780078 in words is "six billion, two hundred four million, seven hundred eighty thousand, seventy-eight".