5429391705 has 24 divisors (see below), whose sum is σ = 9441624192. Its totient is φ = 2886236064.

The previous prime is 5429391703. The next prime is 5429391719. The reversal of 5429391705 is 5071939245.

It is a happy number.

5429391705 is a `hidden beast` number, since 542 + 9 + 39 + 1 + 70 + 5 = 666.

It is not a de Polignac number, because 5429391705 - 2¹ = 5429391703 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (5429391701) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 182689 + ... + 210318.

It is an arithmetic number, because the mean of its divisors is an integer number (393401008).

Almost surely, 2^5429391705 is an apocalyptic number.

It is an amenable number.

5429391705 is a deficient number, since it is larger than the sum of its proper divisors (4012232487).

5429391705 is a wasteful number, since it uses less digits than its factorization.

5429391705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393325 (or 393322 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The square root of 5429391705 is about 73684.4061182554. The cubic root of 5429391705 is about 1757.5879174461.

It can be divided in two parts, 542939 and 1705, that added together give a square (544644 = 738²).

The spelling of 5429391705 in words is "five billion, four hundred twenty-nine million, three hundred ninety-one thousand, seven hundred five".