740446042400 has 72 divisors (see below), whose sum is σ = 1856468404980. Its totient is φ = 288173583360.

The previous prime is 740446042381. The next prime is 740446042409. The reversal of 740446042400 is 4240644047.

It can be written as a sum of positive squares in 6 ways, for example, as 161452883344 + 578993159056 = 401812^2 + 760916^2 .

It is not an unprimeable number, because it can be changed into a prime (740446042409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12477935 + ... + 12537134.

Almost surely, 2^740446042400 is an apocalyptic number.

It is an amenable number.

740446042400 is an abundant number, since it is smaller than the sum of its proper divisors (1116022362580).

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

740446042400 is a wasteful number, since it uses less digits than its factorization.

740446042400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25015126 (or 25015113 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 35.

Adding to 740446042400 its reverse (4240644047), we get a palindrome (744686686447).

The spelling of 740446042400 in words is "seven hundred forty billion, four hundred forty-six million, forty-two thousand, four hundred".