734711265409 has 27 divisors (see below), whose sum is σ = 836694254851. Its totient is φ = 644647628240.

The previous prime is 734711265329. The next prime is 734711265413. The reversal of 734711265409 is 904562117437.

The square root of 734711265409 is 857153.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 385264765809 + 349446499600 = 620697^2 + 591140^2 .

It is not a de Polignac number, because 734711265409 - 2¹¹ = 734711263361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (734711265419) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 273430464 + ... + 273433150.

Almost surely, 2^734711265409 is an apocalyptic number.

734711265409 is the 857153-rd square number.

734711265409 is the 428577-th centered octagonal number.

It is an amenable number.

734711265409 is a deficient number, since it is larger than the sum of its proper divisors (101982989442).

734711265409 is an frugal number, since it uses more digits than its factorization.

734711265409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5454 (or 2727 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 49.

Multiplying 734711265409 by its sum of digits (49), we get a square (36000852005041 = 6000071²).

The spelling of 734711265409 in words is "seven hundred thirty-four billion, seven hundred eleven million, two hundred sixty-five thousand, four hundred nine".