4687149444 has 24 divisors (see below), whose sum is σ = 11512297440. Its totient is φ = 1480152384.

The previous prime is 4687149431. The next prime is 4687149457. The reversal of 4687149444 is 4449417864.

It is an interprime number because it is at equal distance from previous prime (4687149431) and next prime (4687149457).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10278609 + ... + 10279064.

It is an arithmetic number, because the mean of its divisors is an integer number (479679060).

Almost surely, 2^4687149444 is an apocalyptic number.

It is an amenable number.

4687149444 is an abundant number, since it is smaller than the sum of its proper divisors (6825147996).

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

4687149444 is a wasteful number, since it uses less digits than its factorization.

4687149444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20557699 (or 20557697 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 51.

The square root of 4687149444 is about 68462.7595412280. The cubic root of 4687149444 is about 1673.5406543899.

The spelling of 4687149444 in words is "four billion, six hundred eighty-seven million, one hundred forty-nine thousand, four hundred forty-four".