4388146998140 has 48 divisors (see below), whose sum is σ = 9393046649280. Its totient is φ = 1721394554880.

The previous prime is 4388146998133. The next prime is 4388146998143. The reversal of 4388146998140 is 418996418834.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4388146998143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1553996 + ... + 3345324.

It is an arithmetic number, because the mean of its divisors is an integer number (195688471860).

Almost surely, 2^{4388146998140} is an apocalyptic number.

It is an amenable number.

4388146998140 is an abundant number, since it is smaller than the sum of its proper divisors (5004899651140).

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

4388146998140 is a wasteful number, since it uses less digits than its factorization.

4388146998140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1793702 (or 1793700 counting only the distinct ones).

The product of its (nonzero) digits is 47775744, while the sum is 65.

The spelling of 4388146998140 in words is "four trillion, three hundred eighty-eight billion, one hundred forty-six million, nine hundred ninety-eight thousand, one hundred forty".