61622520343 has 8 divisors (see below), whose sum is σ = 61867605888. Its totient is φ = 61377516984.

The previous prime is 61622520331. The next prime is 61622520353. The reversal of 61622520343 is 34302522616.

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

It is a cyclic number.

It is not a de Polignac number, because 61622520343 - 2⁹ = 61622519831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61622520299 and 61622520308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61622520313) 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 7 ways as a sum of consecutive naturals, for example, 1799580 + ... + 1833502.

It is an arithmetic number, because the mean of its divisors is an integer number (7733450736).

Almost surely, 2^61622520343 is an apocalyptic number.

61622520343 is a deficient number, since it is larger than the sum of its proper divisors (245085545).

61622520343 is a wasteful number, since it uses less digits than its factorization.

61622520343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41093.

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 61622520343 in words is "sixty-one billion, six hundred twenty-two million, five hundred twenty thousand, three hundred forty-three".