4042456251 has 8 divisors (see below), whose sum is σ = 5390238720. Its totient is φ = 2694822312.

The previous prime is 4042456211. The next prime is 4042456259. The reversal of 4042456251 is 1526542404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4042456251 - 2²⁹ = 3505585339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4042456259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73270 + ... + 115988.

It is an arithmetic number, because the mean of its divisors is an integer number (673779840).

Almost surely, 2^4042456251 is an apocalyptic number.

4042456251 is a deficient number, since it is larger than the sum of its proper divisors (1347782469).

4042456251 is a wasteful number, since it uses less digits than its factorization.

4042456251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74265.

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 4042456251 is about 63580.3133918039. The cubic root of 4042456251 is about 1592.9975560018.

Adding to 4042456251 its reverse (1526542404), we get a palindrome (5568998655).

The spelling of 4042456251 in words is "four billion, forty-two million, four hundred fifty-six thousand, two hundred fifty-one".