7613729345 has 4 divisors (see below), whose sum is σ = 9136475220. Its totient is φ = 6090983472.

The previous prime is 7613729329. The next prime is 7613729351. The reversal of 7613729345 is 5439273167.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5439273167 = 443 ⋅12278269.

It can be written as a sum of positive squares in 2 ways, for example, as 5063176336 + 2550553009 = 71156^2 + 50503^2 .

It is a cyclic number.

It is not a de Polignac number, because 7613729345 - 2⁴ = 7613729329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7613729345.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761372930 + ... + 761372939.

It is an arithmetic number, because the mean of its divisors is an integer number (2284118805).

Almost surely, 2^7613729345 is an apocalyptic number.

It is an amenable number.

7613729345 is a deficient number, since it is larger than the sum of its proper divisors (1522745875).

7613729345 is a wasteful number, since it uses less digits than its factorization.

7613729345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522745874.

The product of its digits is 952560, while the sum is 47.

The square root of 7613729345 is about 87256.6865346146. The cubic root of 7613729345 is about 1967.2783450052.

The spelling of 7613729345 in words is "seven billion, six hundred thirteen million, seven hundred twenty-nine thousand, three hundred forty-five".