4451354142522 has 32 divisors (see below), whose sum is σ = 10179568332672. Its totient is φ = 1271184897024.

The previous prime is 4451354142509. The next prime is 4451354142523. The reversal of 4451354142522 is 2252414531544.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (4451354142523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26188123 + ... + 26357550.

It is an arithmetic number, because the mean of its divisors is an integer number (318111510396).

Almost surely, 2^{4451354142522} is an apocalyptic number.

4451354142522 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4451354142522 is an abundant number, since it is smaller than the sum of its proper divisors (5728214190150).

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

4451354142522 is a wasteful number, since it uses less digits than its factorization.

4451354142522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52547702.

The product of its digits is 768000, while the sum is 42.

The spelling of 4451354142522 in words is "four trillion, four hundred fifty-one billion, three hundred fifty-four million, one hundred forty-two thousand, five hundred twenty-two".