61467321473 has 4 divisors (see below), whose sum is σ = 61477912320. Its totient is φ = 61456730628.

The previous prime is 61467321397. The next prime is 61467321563. The reversal of 61467321473 is 37412376416.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 61467321473 - 2⁸ = 61467321217 is a prime.

It is a super-3 number, since 3×61467321473³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61467321673) 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 3 ways as a sum of consecutive naturals, for example, 5286713 + ... + 5298326.

It is an arithmetic number, because the mean of its divisors is an integer number (15369478080).

Almost surely, 2^61467321473 is an apocalyptic number.

It is an amenable number.

61467321473 is a deficient number, since it is larger than the sum of its proper divisors (10590847).

61467321473 is a wasteful number, since it uses less digits than its factorization.

61467321473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10590846.

The product of its digits is 508032, while the sum is 44.

Adding to 61467321473 its reverse (37412376416), we get a palindrome (98879697889).

The spelling of 61467321473 in words is "sixty-one billion, four hundred sixty-seven million, three hundred twenty-one thousand, four hundred seventy-three".