740819434973 has 4 divisors (see below), whose sum is σ = 773028975648. Its totient is φ = 708609894300.

The previous prime is 740819434951. The next prime is 740819434981. The reversal of 740819434973 is 379434918047.

It is a happy number.

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 740819434973 - 2³² = 736524467677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740819434903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16104770303 + ... + 16104770348.

It is an arithmetic number, because the mean of its divisors is an integer number (193257243912).

Almost surely, 2^740819434973 is an apocalyptic number.

It is an amenable number.

740819434973 is a deficient number, since it is larger than the sum of its proper divisors (32209540675).

740819434973 is a wasteful number, since it uses less digits than its factorization.

740819434973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32209540674.

The product of its (nonzero) digits is 18289152, while the sum is 59.

The spelling of 740819434973 in words is "seven hundred forty billion, eight hundred nineteen million, four hundred thirty-four thousand, nine hundred seventy-three".