61224211423 has 8 divisors (see below), whose sum is σ = 64485324800. Its totient is φ = 57966976728.

The previous prime is 61224211397. The next prime is 61224211457. The reversal of 61224211423 is 32411242216.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 61224211423 - 2³³ = 52634276831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61224211391 and 61224211400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61224211463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 937233 + ... + 1000426.

It is an arithmetic number, because the mean of its divisors is an integer number (8060665600).

Almost surely, 2^61224211423 is an apocalyptic number.

61224211423 is a deficient number, since it is larger than the sum of its proper divisors (3261113377).

61224211423 is a wasteful number, since it uses less digits than its factorization.

61224211423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1939341.

The product of its digits is 4608, while the sum is 28.

Adding to 61224211423 its reverse (32411242216), we get a palindrome (93635453639).

The spelling of 61224211423 in words is "sixty-one billion, two hundred twenty-four million, two hundred eleven thousand, four hundred twenty-three".