188480623 has 2 divisors, whose sum is σ = 188480624. Its totient is φ = 188480622.

The previous prime is 188480609. The next prime is 188480641. The reversal of 188480623 is 326084881.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-188480623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (188480023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94240311 + 94240312.

It is an arithmetic number, because the mean of its divisors is an integer number (94240312).

Almost surely, 2^188480623 is an apocalyptic number.

188480623 is a deficient number, since it is larger than the sum of its proper divisors (1).

188480623 is an equidigital number, since it uses as much as digits as its factorization.

188480623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 188480623 is about 13728.8245308912. The cubic root of 188480623 is about 573.3531940194.

The spelling of 188480623 in words is "one hundred eighty-eight million, four hundred eighty thousand, six hundred twenty-three".