4424031154542 has 64 divisors (see below), whose sum is σ = 8954722782720. Its totient is φ = 1457042079744.

The previous prime is 4424031154507. The next prime is 4424031154547. The reversal of 4424031154542 is 2454511304244.

It is a self number, because there is not a number n which added to its sum of digits gives 4424031154542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4424031154547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94468809 + ... + 94515627.

It is an arithmetic number, because the mean of its divisors is an integer number (139917543480).

Almost surely, 2^{4424031154542} is an apocalyptic number.

4424031154542 is an abundant number, since it is smaller than the sum of its proper divisors (4530691628178).

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

4424031154542 is a wasteful number, since it uses less digits than its factorization.

4424031154542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47577.

The product of its (nonzero) digits is 307200, while the sum is 39.

Adding to 4424031154542 its reverse (2454511304244), we get a palindrome (6878542458786).

The spelling of 4424031154542 in words is "four trillion, four hundred twenty-four billion, thirty-one million, one hundred fifty-four thousand, five hundred forty-two".