61613416935 has 32 divisors (see below), whose sum is σ = 125182817280. Its totient is φ = 28166133024.

The previous prime is 61613416927. The next prime is 61613416951. The reversal of 61613416935 is 53961431616.

61613416935 is a `hidden beast` number, since 616 + 13 + 4 + 16 + 9 + 3 + 5 = 666.

61613416935 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61613416935 - 2³ = 61613416927 is a prime.

It is a super-2 number, since 2×61613416935² (a number of 22 digits) contains 22 as substring.

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

It is a congruent number.

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, 32598747 + ... + 32600636.

It is an arithmetic number, because the mean of its divisors is an integer number (3911963040).

Almost surely, 2^61613416935 is an apocalyptic number.

61613416935 is an abundant number, since it is smaller than the sum of its proper divisors (63569400345).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61613416935 is a wasteful number, since it uses less digits than its factorization.

61613416935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65199404 (or 65199398 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The spelling of 61613416935 in words is "sixty-one billion, six hundred thirteen million, four hundred sixteen thousand, nine hundred thirty-five".