623735628616407 has 8 divisors (see below), whose sum is σ = 839007217254384. Its totient is φ = 412143896194688.

The previous prime is 623735628616367. The next prime is 623735628616433. The reversal of 623735628616407 is 704616826537326.

623735628616407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 623735628616407 - 2⁸ = 623735628616151 is a prime.

It is a super-2 number, since 2×623735628616407² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623735621616407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 919964053668 + ... + 919964054345.

It is an arithmetic number, because the mean of its divisors is an integer number (104875902156798).

Almost surely, 2^{623735628616407} is an apocalyptic number.

623735628616407 is a deficient number, since it is larger than the sum of its proper divisors (215271588637977).

623735628616407 is a wasteful number, since it uses less digits than its factorization.

623735628616407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839928108129.

The product of its (nonzero) digits is 365783040, while the sum is 66.

The spelling of 623735628616407 in words is "six hundred twenty-three trillion, seven hundred thirty-five billion, six hundred twenty-eight million, six hundred sixteen thousand, four hundred seven".