61135641346023 has 24 divisors (see below), whose sum is σ = 88419843924048. Its totient is φ = 40705036455552.

The previous prime is 61135641346009. The next prime is 61135641346067. The reversal of 61135641346023 is 32064314653116.

61135641346023 is a `hidden beast` number, since 6 + 1 + 1 + 3 + 5 + 6 + 4 + 1 + 34 + 602 + 3 = 666.

It is not a de Polignac number, because 61135641346023 - 2⁴ = 61135641346007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61135641346023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61135641347023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111945715 + ... + 112490507.

It is an arithmetic number, because the mean of its divisors is an integer number (3684160163502).

Almost surely, 2^{61135641346023} is an apocalyptic number.

61135641346023 is a deficient number, since it is larger than the sum of its proper divisors (27284202578025).

61135641346023 is a wasteful number, since it uses less digits than its factorization.

61135641346023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560703 (or 560700 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

Adding to 61135641346023 its reverse (32064314653116), we get a palindrome (93199955999139).

The spelling of 61135641346023 in words is "sixty-one trillion, one hundred thirty-five billion, six hundred forty-one million, three hundred forty-six thousand, twenty-three".