4251641442 has 16 divisors (see below), whose sum is σ = 8504302752. Its totient is φ = 1417043840.

The previous prime is 4251641437. The next prime is 4251641453. The reversal of 4251641442 is 2441461524.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18418 + ... + 94034.

It is an arithmetic number, because the mean of its divisors is an integer number (531518922).

Almost surely, 2^4251641442 is an apocalyptic number.

4251641442 is an abundant number, since it is smaller than the sum of its proper divisors (4252661310).

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

4251641442 is a wasteful number, since it uses less digits than its factorization.

4251641442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84993.

The product of its digits is 30720, while the sum is 33.

The square root of 4251641442 is about 65204.6121221498. The cubic root of 4251641442 is about 1620.0144084986.

The spelling of 4251641442 in words is "four billion, two hundred fifty-one million, six hundred forty-one thousand, four hundred forty-two".