144293650794454 has 64 divisors (see below), whose sum is σ = 249530428293120. Its totient is φ = 61299554608800.

The previous prime is 144293650794401. The next prime is 144293650794473. The reversal of 144293650794454 is 454497056392441.

It is a happy number.

144293650794454 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 144293650794454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1895494837 + ... + 1895570959.

It is an arithmetic number, because the mean of its divisors is an integer number (3898912942080).

Almost surely, 2^{144293650794454} is an apocalyptic number.

144293650794454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

144293650794454 is a deficient number, since it is larger than the sum of its proper divisors (105236777498666).

144293650794454 is a wasteful number, since it uses less digits than its factorization.

144293650794454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78185.

The product of its (nonzero) digits is 522547200, while the sum is 67.

The spelling of 144293650794454 in words is "one hundred forty-four trillion, two hundred ninety-three billion, six hundred fifty million, seven hundred ninety-four thousand, four hundred fifty-four".