44551323140 has 24 divisors (see below), whose sum is σ = 94294459392. Its totient is φ = 17680209120.

The previous prime is 44551323097. The next prime is 44551323211. The reversal of 44551323140 is 4132315544.

It is a junction number, because it is equal to n+sod(n) for n = 44551323097 and 44551323106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8767406 + ... + 8772485.

It is an arithmetic number, because the mean of its divisors is an integer number (3928935808).

Almost surely, 2^44551323140 is an apocalyptic number.

It is an amenable number.

44551323140 is an abundant number, since it is smaller than the sum of its proper divisors (49743136252).

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

44551323140 is a wasteful number, since it uses less digits than its factorization.

44551323140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17540027 (or 17540025 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 44551323140 its reverse (4132315544), we get a palindrome (48683638684).

The spelling of 44551323140 in words is "forty-four billion, five hundred fifty-one million, three hundred twenty-three thousand, one hundred forty".