734660485509 has 64 divisors (see below), whose sum is σ = 1082847633408. Its totient is φ = 441029836800.

The previous prime is 734660485477. The next prime is 734660485523. The reversal of 734660485509 is 905584066437.

It is not a de Polignac number, because 734660485509 - 2⁵ = 734660485477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (734660485529) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49729294 + ... + 49744064.

It is an arithmetic number, because the mean of its divisors is an integer number (16919494272).

Almost surely, 2^734660485509 is an apocalyptic number.

It is an amenable number.

734660485509 is a deficient number, since it is larger than the sum of its proper divisors (348187147899).

734660485509 is a wasteful number, since it uses less digits than its factorization.

734660485509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15178.

The product of its (nonzero) digits is 21772800, while the sum is 57.

The spelling of 734660485509 in words is "seven hundred thirty-four billion, six hundred sixty million, four hundred eighty-five thousand, five hundred nine".