623466146804020 has 48 divisors (see below), whose sum is σ = 1426980534013440. Its totient is φ = 227429356231296.

The previous prime is 623466146803999. The next prime is 623466146804069. The reversal of 623466146804020 is 20408641664326.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14445440580 + ... + 14445483739.

It is an arithmetic number, because the mean of its divisors is an integer number (29728761125280).

Almost surely, 2^{623466146804020} is an apocalyptic number.

It is an amenable number.

623466146804020 is an abundant number, since it is smaller than the sum of its proper divisors (803514387209420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

623466146804020 is a wasteful number, since it uses less digits than its factorization.

623466146804020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28890924424 (or 28890924422 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 52.

The spelling of 623466146804020 in words is "six hundred twenty-three trillion, four hundred sixty-six billion, one hundred forty-six million, eight hundred four thousand, twenty".