740394256434 has 32 divisors (see below), whose sum is σ = 1726867075200. Its totient is φ = 211541215536.

The previous prime is 740394256409. The next prime is 740394256439. The reversal of 740394256434 is 434652493047.

740394256434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (740394256439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179879929 + ... + 179884044.

It is an arithmetic number, because the mean of its divisors is an integer number (53964596100).

Almost surely, 2^740394256434 is an apocalyptic number.

740394256434 is an abundant number, since it is smaller than the sum of its proper divisors (986472818766).

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

740394256434 is a wasteful number, since it uses less digits than its factorization.

740394256434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359763999 (or 359763985 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 51.

The spelling of 740394256434 in words is "seven hundred forty billion, three hundred ninety-four million, two hundred fifty-six thousand, four hundred thirty-four".