505352413621 has 8 divisors (see below), whose sum is σ = 553389718464. Its totient is φ = 457664471520.

The previous prime is 505352413597. The next prime is 505352413661. The reversal of 505352413621 is 126314253505.

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 505352413621 - 2¹⁵ = 505352380853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505352413661) 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, 87337656 + ... + 87343441.

It is an arithmetic number, because the mean of its divisors is an integer number (69173714808).

Almost surely, 2^505352413621 is an apocalyptic number.

It is an amenable number.

505352413621 is a deficient number, since it is larger than the sum of its proper divisors (48037304843).

505352413621 is a wasteful number, since it uses less digits than its factorization.

505352413621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174681371.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 505352413621 in words is "five hundred five billion, three hundred fifty-two million, four hundred thirteen thousand, six hundred twenty-one".