4423021415542 has 64 divisors (see below), whose sum is σ = 7430652504000. Its totient is φ = 1962248343552.

The previous prime is 4423021415537. The next prime is 4423021415591. The reversal of 4423021415542 is 2455141203244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 335655658 + ... + 335668834.

It is an arithmetic number, because the mean of its divisors is an integer number (116103945375).

Almost surely, 2^{4423021415542} is an apocalyptic number.

4423021415542 is a deficient number, since it is larger than the sum of its proper divisors (3007631088458).

4423021415542 is a wasteful number, since it uses less digits than its factorization.

4423021415542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15713.

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 4423021415542 its reverse (2455141203244), we get a palindrome (6878162618786).

The spelling of 4423021415542 in words is "four trillion, four hundred twenty-three billion, twenty-one million, four hundred fifteen thousand, five hundred forty-two".