623741473999 has 16 divisors (see below), whose sum is σ = 713533363200. Its totient is φ = 534121287840.

The previous prime is 623741473967. The next prime is 623741474011. The reversal of 623741473999 is 999374147326.

It is not a de Polignac number, because 623741473999 - 2⁵ = 623741473967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 623741473999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623741473909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62739369 + ... + 62749309.

It is an arithmetic number, because the mean of its divisors is an integer number (44595835200).

Almost surely, 2^623741473999 is an apocalyptic number.

623741473999 is a deficient number, since it is larger than the sum of its proper divisors (89791889201).

623741473999 is a wasteful number, since it uses less digits than its factorization.

623741473999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17670.

The product of its digits is 61725888, while the sum is 64.

The spelling of 623741473999 in words is "six hundred twenty-three billion, seven hundred forty-one million, four hundred seventy-three thousand, nine hundred ninety-nine".