4919811492 has 24 divisors (see below), whose sum is σ = 12154828896. Its totient is φ = 1543470208.

The previous prime is 4919811461. The next prime is 4919811539. The reversal of 4919811492 is 2941189194.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12058158 + ... + 12058565.

It is an arithmetic number, because the mean of its divisors is an integer number (506451204).

Almost surely, 2^4919811492 is an apocalyptic number.

It is an amenable number.

4919811492 is an abundant number, since it is smaller than the sum of its proper divisors (7235017404).

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

4919811492 is a wasteful number, since it uses less digits than its factorization.

4919811492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24116747 (or 24116745 counting only the distinct ones).

The product of its digits is 186624, while the sum is 48.

The square root of 4919811492 is about 70141.3679079614. The cubic root of 4919811492 is about 1700.7852764192.

The spelling of 4919811492 in words is "four billion, nine hundred nineteen million, eight hundred eleven thousand, four hundred ninety-two".