4424572120146 has 16 divisors (see below), whose sum is σ = 8849208343008. Its totient is φ = 1474846689600.

The previous prime is 4424572120081. The next prime is 4424572120147. The reversal of 4424572120146 is 6410212754244.

It is a happy number.

It is a super-2 number, since 2×4424572120146² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4424572120098 and 4424572120107.

It is not an unprimeable number, because it can be changed into a prime (4424572120147) 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, 1749175 + ... + 3450906.

It is an arithmetic number, because the mean of its divisors is an integer number (553075521438).

Almost surely, 2^{4424572120146} is an apocalyptic number.

4424572120146 is an abundant number, since it is smaller than the sum of its proper divisors (4424636222862).

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

4424572120146 is a wasteful number, since it uses less digits than its factorization.

4424572120146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5341897.

The product of its (nonzero) digits is 430080, while the sum is 42.

The spelling of 4424572120146 in words is "four trillion, four hundred twenty-four billion, five hundred seventy-two million, one hundred twenty thousand, one hundred forty-six".