4211801878 has 8 divisors (see below), whose sum is σ = 6344137440. Its totient is φ = 2097089400.

The previous prime is 4211801873. The next prime is 4211801903. The reversal of 4211801878 is 8781081124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4211801878.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4211801873) 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, 4405173 + ... + 4406128.

It is an arithmetic number, because the mean of its divisors is an integer number (793017180).

Almost surely, 2^4211801878 is an apocalyptic number.

4211801878 is a deficient number, since it is larger than the sum of its proper divisors (2132335562).

4211801878 is a wasteful number, since it uses less digits than its factorization.

4211801878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8811542.

The product of its (nonzero) digits is 28672, while the sum is 40.

The square root of 4211801878 is about 64898.3965749540. The cubic root of 4211801878 is about 1614.9384619364.

The spelling of 4211801878 in words is "four billion, two hundred eleven million, eight hundred one thousand, eight hundred seventy-eight".