4199054820 has 96 divisors (see below), whose sum is σ = 11956267008. Its totient is φ = 1100871552.

The previous prime is 4199054819. The next prime is 4199054833. The reversal of 4199054820 is 284509914.

It is a super-2 number, since 2×4199054820² = 35264122762730464800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3806389 + ... + 3807491.

It is an arithmetic number, because the mean of its divisors is an integer number (124544448).

Almost surely, 2^4199054820 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4199054820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5978133504).

4199054820 is an abundant number, since it is smaller than the sum of its proper divisors (7757212188).

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

4199054820 is a wasteful number, since it uses less digits than its factorization.

4199054820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129 (or 2127 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 4199054820 is about 64800.1143517510. The cubic root of 4199054820 is about 1613.3076067470.

The spelling of 4199054820 in words is "four billion, one hundred ninety-nine million, fifty-four thousand, eight hundred twenty".