4661203878 has 12 divisors (see below), whose sum is σ = 10099275108. Its totient is φ = 1553734620.

The previous prime is 4661203867. The next prime is 4661203903. The reversal of 4661203878 is 8783021664.

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, 129477868 + ... + 129477903.

It is an arithmetic number, because the mean of its divisors is an integer number (841606259).

Almost surely, 2^4661203878 is an apocalyptic number.

4661203878 is an abundant number, since it is smaller than the sum of its proper divisors (5438071230).

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

4661203878 is a wasteful number, since it uses less digits than its factorization.

4661203878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258955779 (or 258955776 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 4661203878 is about 68273.0098794538. The cubic root of 4661203878 is about 1670.4469954567.

The spelling of 4661203878 in words is "four billion, six hundred sixty-one million, two hundred three thousand, eight hundred seventy-eight".