61741518119 has 6 divisors (see below), whose sum is σ = 65587010904. Its totient is φ = 58109663840.

The previous prime is 61741518103. The next prime is 61741518121. The reversal of 61741518119 is 91181514716.

It is not a de Polignac number, because 61741518119 - 2⁴ = 61741518103 is a prime.

It is a super-2 number, since 2×61741518119² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 61741518119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61741518719) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 106818947 + ... + 106819524.

It is an arithmetic number, because the mean of its divisors is an integer number (10931168484).

Almost surely, 2^61741518119 is an apocalyptic number.

61741518119 is a deficient number, since it is larger than the sum of its proper divisors (3845492785).

61741518119 is a wasteful number, since it uses less digits than its factorization.

61741518119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213638505 (or 213638488 counting only the distinct ones).

The product of its digits is 60480, while the sum is 44.

The spelling of 61741518119 in words is "sixty-one billion, seven hundred forty-one million, five hundred eighteen thousand, one hundred nineteen".