740378229453 has 12 divisors (see below), whose sum is σ = 1069488080700. Its totient is φ = 493561089216.

The previous prime is 740378229449. The next prime is 740378229499. The reversal of 740378229453 is 354922873047.

It is a happy number.

740378229453 is a `hidden beast` number, since 7 + 4 + 0 + 378 + 229 + 45 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 608240890404 + 132137339049 = 779898^2 + 363507^2 .

It is not a de Polignac number, because 740378229453 - 2² = 740378229449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 740378229453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740378229413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1839928 + ... + 2205921.

It is an arithmetic number, because the mean of its divisors is an integer number (89124006725).

Almost surely, 2^740378229453 is an apocalyptic number.

It is an amenable number.

740378229453 is a deficient number, since it is larger than the sum of its proper divisors (329109851247).

740378229453 is a wasteful number, since it uses less digits than its factorization.

740378229453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4066188 (or 4066185 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 54.

The spelling of 740378229453 in words is "seven hundred forty billion, three hundred seventy-eight million, two hundred twenty-nine thousand, four hundred fifty-three".