734557849540 has 12 divisors (see below), whose sum is σ = 1542571484076. Its totient is φ = 293823139808.

The previous prime is 734557849489. The next prime is 734557849567. The reversal of 734557849540 is 45948755437.

It can be written as a sum of positive squares in 2 ways, for example, as 82336859136 + 652220990404 = 286944^2 + 807602^2 .

It is an unprimeable number.

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, 18363946219 + ... + 18363946258.

It is an arithmetic number, because the mean of its divisors is an integer number (128547623673).

Almost surely, 2^734557849540 is an apocalyptic number.

It is an amenable number.

734557849540 is an abundant number, since it is smaller than the sum of its proper divisors (808013634536).

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

734557849540 is a wasteful number, since it uses less digits than its factorization.

734557849540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36727892486 (or 36727892484 counting only the distinct ones).

The product of its (nonzero) digits is 84672000, while the sum is 61.

The spelling of 734557849540 in words is "seven hundred thirty-four billion, five hundred fifty-seven million, eight hundred forty-nine thousand, five hundred forty".