4908378078 has 12 divisors (see below), whose sum is σ = 10634819208. Its totient is φ = 1636126020.

The previous prime is 4908378067. The next prime is 4908378107. The reversal of 4908378078 is 8708738094.

4908378078 is a `hidden beast` number, since 490 + 8 + 3 + 7 + 80 + 78 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 136343818 + ... + 136343853.

It is an arithmetic number, because the mean of its divisors is an integer number (886234934).

Almost surely, 2^4908378078 is an apocalyptic number.

4908378078 is an abundant number, since it is smaller than the sum of its proper divisors (5726441130).

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

4908378078 is a wasteful number, since it uses less digits than its factorization.

4908378078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272687679 (or 272687676 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 54.

The square root of 4908378078 is about 70059.8178558866. The cubic root of 4908378078 is about 1699.4667390864.

The spelling of 4908378078 in words is "four billion, nine hundred eight million, three hundred seventy-eight thousand, seventy-eight".