610788623 has 2 divisors, whose sum is σ = 610788624. Its totient is φ = 610788622.

The previous prime is 610788583. The next prime is 610788643. The reversal of 610788623 is 326887016.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 610788623 - 2⁶ = 610788559 is a prime.

It is a super-2 number, since 2×610788623² = 746125483972472258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (610788643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305394311 + 305394312.

It is an arithmetic number, because the mean of its divisors is an integer number (305394312).

Almost surely, 2^610788623 is an apocalyptic number.

610788623 is a deficient number, since it is larger than the sum of its proper divisors (1).

610788623 is an equidigital number, since it uses as much as digits as its factorization.

610788623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 610788623 is about 24714.1381197079. The cubic root of 610788623 is about 848.4579297885.

The spelling of 610788623 in words is "six hundred ten million, seven hundred eighty-eight thousand, six hundred twenty-three".