4919156012 has 24 divisors (see below), whose sum is σ = 9353917440. Its totient is φ = 2254960080.

The previous prime is 4919156009. The next prime is 4919156017. The reversal of 4919156012 is 2106519194.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (4919156017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1041608 + ... + 1046319.

It is an arithmetic number, because the mean of its divisors is an integer number (389746560).

Almost surely, 2^4919156012 is an apocalyptic number.

It is an amenable number.

4919156012 is a deficient number, since it is larger than the sum of its proper divisors (4434761428).

4919156012 is a wasteful number, since it uses less digits than its factorization.

4919156012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087981 (or 2087979 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 4919156012 is about 70136.6951887527. The cubic root of 4919156012 is about 1700.7097396330.

The spelling of 4919156012 in words is "four billion, nine hundred nineteen million, one hundred fifty-six thousand, twelve".