740400000001 has 4 divisors (see below), whose sum is σ = 740401805572. Its totient is φ = 740398194432.

The previous prime is 740399999953. The next prime is 740400000031. The reversal of 740400000001 is 100000004047.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100000004047 = 853 ⋅117233299.

It can be written as a sum of positive squares in 2 ways, for example, as 408577918401 + 331822081600 = 639201^2 + 576040^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-740400000001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (740400000031) 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 3 ways as a sum of consecutive naturals, for example, 41641 + ... + 1217593.

It is an arithmetic number, because the mean of its divisors is an integer number (185100451393).

Almost surely, 2^740400000001 is an apocalyptic number.

It is an amenable number.

740400000001 is a deficient number, since it is larger than the sum of its proper divisors (1805571).

740400000001 is a wasteful number, since it uses less digits than its factorization.

740400000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805570.

The product of its (nonzero) digits is 112, while the sum is 16.

Adding to 740400000001 its reverse (100000004047), we get a palindrome (840400004048).

The spelling of 740400000001 in words is "seven hundred forty billion, four hundred million, one", and thus it is an aban number.