4991209602 has 8 divisors (see below), whose sum is σ = 9982419216. Its totient is φ = 1663736532.

The previous prime is 4991209583. The next prime is 4991209621. The reversal of 4991209602 is 2069021994.

It is an interprime number because it is at equal distance from previous prime (4991209583) and next prime (4991209621).

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

4991209602 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415934128 + ... + 415934139.

It is an arithmetic number, because the mean of its divisors is an integer number (1247802402).

Almost surely, 2^4991209602 is an apocalyptic number.

4991209602 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4991209602 is a wasteful number, since it uses less digits than its factorization.

4991209602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831868272.

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 4991209602 is about 70648.4932748038. The cubic root of 4991209602 is about 1708.9732675743.

The spelling of 4991209602 in words is "four billion, nine hundred ninety-one million, two hundred nine thousand, six hundred two".