53610221623 has 16 divisors (see below), whose sum is σ = 64420747776. Its totient is φ = 43618180320.

The previous prime is 53610221593. The next prime is 53610221629. The reversal of 53610221623 is 32612201635.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53610221623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53610221629) 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 15 ways as a sum of consecutive naturals, for example, 1249836 + ... + 1292017.

It is an arithmetic number, because the mean of its divisors is an integer number (4026296736).

Almost surely, 2^53610221623 is an apocalyptic number.

53610221623 is a deficient number, since it is larger than the sum of its proper divisors (10810526153).

53610221623 is a wasteful number, since it uses less digits than its factorization.

53610221623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2542014.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 53610221623 in words is "fifty-three billion, six hundred ten million, two hundred twenty-one thousand, six hundred twenty-three".