61235314173 has 20 divisors (see below), whose sum is σ = 99790883808. Its totient is φ = 37112311080.

The previous prime is 61235314163. The next prime is 61235314181. The reversal of 61235314173 is 37141353216.

61235314173 is a `hidden beast` number, since 6 + 1 + 235 + 3 + 1 + 417 + 3 = 666.

It is not a de Polignac number, because 61235314173 - 2⁶ = 61235314109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61235314163) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 34362361 + ... + 34364142.

Almost surely, 2^61235314173 is an apocalyptic number.

It is an amenable number.

61235314173 is a deficient number, since it is larger than the sum of its proper divisors (38555569635).

61235314173 is a wasteful number, since it uses less digits than its factorization.

61235314173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68726526 (or 68726517 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

Adding to 61235314173 its reverse (37141353216), we get a palindrome (98376667389).

The spelling of 61235314173 in words is "sixty-one billion, two hundred thirty-five million, three hundred fourteen thousand, one hundred seventy-three".