34520697249 has 8 divisors (see below), whose sum is σ = 47512357632. Its totient is φ = 22271417520.

The previous prime is 34520697247. The next prime is 34520697251. The reversal of 34520697249 is 94279602543.

It is an interprime number because it is at equal distance from previous prime (34520697247) and next prime (34520697251).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34520697249 - 2¹ = 34520697247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34520697247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185595054 + ... + 185595239.

It is an arithmetic number, because the mean of its divisors is an integer number (5939044704).

Almost surely, 2^34520697249 is an apocalyptic number.

It is an amenable number.

34520697249 is a deficient number, since it is larger than the sum of its proper divisors (12991660383).

34520697249 is a wasteful number, since it uses less digits than its factorization.

34520697249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371190327.

The product of its (nonzero) digits is 3265920, while the sum is 51.

The spelling of 34520697249 in words is "thirty-four billion, five hundred twenty million, six hundred ninety-seven thousand, two hundred forty-nine".