44142423240 has 64 divisors (see below), whose sum is σ = 133642238400. Its totient is φ = 11663315712.

The previous prime is 44142423233. The next prime is 44142423277. The reversal of 44142423240 is 4232424144.

44142423240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 44142423198 and 44142423207.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1674322 + ... + 1700481.

It is an arithmetic number, because the mean of its divisors is an integer number (2088159975).

Almost surely, 2^44142423240 is an apocalyptic number.

44142423240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44142423240 is an abundant number, since it is smaller than the sum of its proper divisors (89499815160).

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

44142423240 is a wasteful number, since it uses less digits than its factorization.

44142423240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3374926 (or 3374922 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 44142423240 its reverse (4232424144), we get a palindrome (48374847384).

The spelling of 44142423240 in words is "forty-four billion, one hundred forty-two million, four hundred twenty-three thousand, two hundred forty".