42022421544 has 16 divisors (see below), whose sum is σ = 105056053920. Its totient is φ = 14007473840.

The previous prime is 42022421513. The next prime is 42022421569. The reversal of 42022421544 is 44512422024.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 875467092 + ... + 875467139.

It is an arithmetic number, because the mean of its divisors is an integer number (6566003370).

Almost surely, 2^42022421544 is an apocalyptic number.

It is an amenable number.

42022421544 is an abundant number, since it is smaller than the sum of its proper divisors (63033632376).

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

42022421544 is a wasteful number, since it uses less digits than its factorization.

42022421544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750934240 (or 1750934236 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 42022421544 its reverse (44512422024), we get a palindrome (86534843568).

The spelling of 42022421544 in words is "forty-two billion, twenty-two million, four hundred twenty-one thousand, five hundred forty-four".