621141353024523 has 8 divisors (see below), whose sum is σ = 828188958671568. Its totient is φ = 414093991363584.

The previous prime is 621141353024509. The next prime is 621141353024561. The reversal of 621141353024523 is 325420353141126.

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

It is not a de Polignac number, because 621141353024523 - 2²⁴ = 621141336247307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (621141353029523) 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, 54971286 + ... + 65300267.

It is an arithmetic number, because the mean of its divisors is an integer number (103523619833946).

Almost surely, 2^{621141353024523} is an apocalyptic number.

621141353024523 is a deficient number, since it is larger than the sum of its proper divisors (207047605647045).

621141353024523 is a wasteful number, since it uses less digits than its factorization.

621141353024523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121993053.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 621141353024523 in words is "six hundred twenty-one trillion, one hundred forty-one billion, three hundred fifty-three million, twenty-four thousand, five hundred twenty-three".