1478106740444 has 12 divisors (see below), whose sum is σ = 2586695330184. Its totient is φ = 739050931824.

The previous prime is 1478106740441. The next prime is 1478106740459. The reversal of 1478106740444 is 4440476018741.

It is a happy number.

It is a super-2 number, since 2×1478106740444² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1478106740392 and 1478106740401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1478106740441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1928099 + ... + 2583365.

It is an arithmetic number, because the mean of its divisors is an integer number (215557944182).

Almost surely, 2^{1478106740444} is an apocalyptic number.

It is an amenable number.

1478106740444 is a deficient number, since it is larger than the sum of its proper divisors (1108588589740).

1478106740444 is a wasteful number, since it uses less digits than its factorization.

1478106740444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219204 (or 1219202 counting only the distinct ones).

The product of its (nonzero) digits is 2408448, while the sum is 50.

The spelling of 1478106740444 in words is "one trillion, four hundred seventy-eight billion, one hundred six million, seven hundred forty thousand, four hundred forty-four".