44464155146444 has 24 divisors (see below), whose sum is σ = 84988757867328. Its totient is φ = 20186540684240.

The previous prime is 44464155146429. The next prime is 44464155146447.

44464155146444 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×44464155146444² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44464155146444.

It is not an unprimeable number, because it can be changed into a prime (44464155146447) 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, 610936394 + ... + 611009169.

It is an arithmetic number, because the mean of its divisors is an integer number (3541198244472).

Almost surely, 2^{44464155146444} is an apocalyptic number.

44464155146444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44464155146444 is a deficient number, since it is larger than the sum of its proper divisors (40524602720884).

44464155146444 is a wasteful number, since it uses less digits than its factorization.

44464155146444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221946405 (or 1221946403 counting only the distinct ones).

The product of its digits is 58982400, while the sum is 56.

The spelling of 44464155146444 in words is "forty-four trillion, four hundred sixty-four billion, one hundred fifty-five million, one hundred forty-six thousand, four hundred forty-four".