61233260473 has 24 divisors (see below), whose sum is σ = 77725147104. Its totient is φ = 47702491200.

The previous prime is 61233260471. The next prime is 61233260497. The reversal of 61233260473 is 37406233216.

It is not a de Polignac number, because 61233260473 - 2¹ = 61233260471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61233260471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2649538 + ... + 2672548.

It is an arithmetic number, because the mean of its divisors is an integer number (3238547796).

Almost surely, 2^61233260473 is an apocalyptic number.

It is an amenable number.

61233260473 is a deficient number, since it is larger than the sum of its proper divisors (16491886631).

61233260473 is a wasteful number, since it uses less digits than its factorization.

61233260473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27973 (or 27966 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 37.

Adding to 61233260473 its reverse (37406233216), we get a palindrome (98639493689).

The spelling of 61233260473 in words is "sixty-one billion, two hundred thirty-three million, two hundred sixty thousand, four hundred seventy-three".