4149896142 has 24 divisors (see below), whose sum is σ = 9654861096. Its totient is φ = 1185684528.

The previous prime is 4149896137. The next prime is 4149896213. The reversal of 4149896142 is 2416989414.

It is a junction number, because it is equal to n+sod(n) for n = 4149896091 and 4149896100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7057353 + ... + 7057940.

It is an arithmetic number, because the mean of its divisors is an integer number (402285879).

Almost surely, 2^4149896142 is an apocalyptic number.

4149896142 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4149896142 is an abundant number, since it is smaller than the sum of its proper divisors (5504964954).

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

4149896142 is a wasteful number, since it uses less digits than its factorization.

4149896142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14115312 (or 14115305 counting only the distinct ones).

The product of its digits is 497664, while the sum is 48.

The square root of 4149896142 is about 64419.6875341692. The cubic root of 4149896142 is about 1606.9871695700.

The spelling of 4149896142 in words is "four billion, one hundred forty-nine million, eight hundred ninety-six thousand, one hundred forty-two".