613640606145 has 32 divisors (see below), whose sum is σ = 1135604800512. Its totient is φ = 277141639872.

The previous prime is 613640606113. The next prime is 613640606179. The reversal of 613640606145 is 541606046316.

It is not a de Polignac number, because 613640606145 - 2⁵ = 613640606113 is a prime.

It is a super-2 number, since 2×613640606145² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 613640606097 and 613640606106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35197287 + ... + 35214716.

It is an arithmetic number, because the mean of its divisors is an integer number (35487650016).

Almost surely, 2^613640606145 is an apocalyptic number.

It is an amenable number.

613640606145 is a deficient number, since it is larger than the sum of its proper divisors (521964194367).

613640606145 is a wasteful number, since it uses less digits than its factorization.

613640606145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70412101.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 613640606145 in words is "six hundred thirteen billion, six hundred forty million, six hundred six thousand, one hundred forty-five".