2142354468 has 48 divisors (see below), whose sum is σ = 5297362560. Its totient is φ = 672672000.

The previous prime is 2142354463. The next prime is 2142354521. The reversal of 2142354468 is 8644532412.

It is not an unprimeable number, because it can be changed into a prime (2142354463) 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, 60808 + ... + 89343.

It is an arithmetic number, because the mean of its divisors is an integer number (110361720).

Almost surely, 2^2142354468 is an apocalyptic number.

It is an amenable number.

2142354468 is an abundant number, since it is smaller than the sum of its proper divisors (3155008092).

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

2142354468 is a wasteful number, since it uses less digits than its factorization.

2142354468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150228 (or 150226 counting only the distinct ones).

The product of its digits is 184320, while the sum is 39.

The square root of 2142354468 is about 46285.5751611666. The cubic root of 2142354468 is about 1289.1311714713.

The spelling of 2142354468 in words is "two billion, one hundred forty-two million, three hundred fifty-four thousand, four hundred sixty-eight".