44140332453252 has 96 divisors (see below), whose sum is σ = 120899568410880. Its totient is φ = 12269582438400.

The previous prime is 44140332453251. The next prime is 44140332453281. The reversal of 44140332453252 is 25235423304144.

It is a super-2 number, since 2×44140332453252² (a number of 28 digits) contains 22 as substring.

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 (44140332453251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34710252 + ... + 35959452.

It is an arithmetic number, because the mean of its divisors is an integer number (1259370504280).

Almost surely, 2^{44140332453252} is an apocalyptic number.

44140332453252 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

44140332453252 is an abundant number, since it is smaller than the sum of its proper divisors (76759235957628).

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

44140332453252 is a wasteful number, since it uses less digits than its factorization.

44140332453252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260621 (or 1260619 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 42.

Adding to 44140332453252 its reverse (25235423304144), we get a palindrome (69375755757396).

The spelling of 44140332453252 in words is "forty-four trillion, one hundred forty billion, three hundred thirty-two million, four hundred fifty-three thousand, two hundred fifty-two".