740323564394 has 16 divisors (see below), whose sum is σ = 1169978503200. Its totient is φ = 350365615344.

The previous prime is 740323564369. The next prime is 740323564399. The reversal of 740323564394 is 493465323047.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (740323564399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8678324 + ... + 8763215.

It is an arithmetic number, because the mean of its divisors is an integer number (73123656450).

Almost surely, 2^740323564394 is an apocalyptic number.

740323564394 is a deficient number, since it is larger than the sum of its proper divisors (429654938806).

740323564394 is a wasteful number, since it uses less digits than its factorization.

740323564394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17442677.

The product of its (nonzero) digits is 6531840, while the sum is 50.

The spelling of 740323564394 in words is "seven hundred forty billion, three hundred twenty-three million, five hundred sixty-four thousand, three hundred ninety-four".