621232264554406 has 8 divisors (see below), whose sum is σ = 963981100170720. Its totient is φ = 299905231164168.

The previous prime is 621232264554397. The next prime is 621232264554409. The reversal of 621232264554406 is 604455462232126.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (621232264554409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5355450556446 + ... + 5355450556561.

It is an arithmetic number, because the mean of its divisors is an integer number (120497637521340).

Almost surely, 2^{621232264554406} is an apocalyptic number.

621232264554406 is a deficient number, since it is larger than the sum of its proper divisors (342748835616314).

621232264554406 is a wasteful number, since it uses less digits than its factorization.

621232264554406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10710901113038.

The product of its (nonzero) digits is 16588800, while the sum is 52.

The spelling of 621232264554406 in words is "six hundred twenty-one trillion, two hundred thirty-two billion, two hundred sixty-four million, five hundred fifty-four thousand, four hundred six".