740040537217 has 4 divisors (see below), whose sum is σ = 740045171376. Its totient is φ = 740035903060.

The previous prime is 740040537191. The next prime is 740040537277. The reversal of 740040537217 is 712735040047.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 740040537217 - 2²⁷ = 739906319489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 740040537217.

It is not an unprimeable number, because it can be changed into a prime (740040537277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2068663 + ... + 2399884.

It is an arithmetic number, because the mean of its divisors is an integer number (185011292844).

Almost surely, 2^740040537217 is an apocalyptic number.

It is an amenable number.

740040537217 is a deficient number, since it is larger than the sum of its proper divisors (4634159).

740040537217 is a wasteful number, since it uses less digits than its factorization.

740040537217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4634158.

The product of its (nonzero) digits is 164640, while the sum is 40.

The spelling of 740040537217 in words is "seven hundred forty billion, forty million, five hundred thirty-seven thousand, two hundred seventeen".