61623514223 has 4 divisors (see below), whose sum is σ = 61681486608. Its totient is φ = 61565541840.

The previous prime is 61623514213. The next prime is 61623514231. The reversal of 61623514223 is 32241532616.

61623514223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 61623514223 - 2⁶ = 61623514159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61623514213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28984598 + ... + 28986723.

It is an arithmetic number, because the mean of its divisors is an integer number (15420371652).

Almost surely, 2^61623514223 is an apocalyptic number.

61623514223 is a deficient number, since it is larger than the sum of its proper divisors (57972385).

61623514223 is a wasteful number, since it uses less digits than its factorization.

61623514223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57972384.

The product of its digits is 51840, while the sum is 35.

The spelling of 61623514223 in words is "sixty-one billion, six hundred twenty-three million, five hundred fourteen thousand, two hundred twenty-three".