921353419504 has 40 divisors (see below), whose sum is σ = 2051411249888. Its totient is φ = 392684163840.

The previous prime is 921353419477. The next prime is 921353419523. The reversal of 921353419504 is 405914353129.

It is a super-3 number, since 3×921353419504³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22704507 + ... + 22745050.

Almost surely, 2^921353419504 is an apocalyptic number.

It is an amenable number.

921353419504 is an abundant number, since it is smaller than the sum of its proper divisors (1130057830384).

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

921353419504 is a wasteful number, since it uses less digits than its factorization.

921353419504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45449753 (or 45449747 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 46.

The spelling of 921353419504 in words is "nine hundred twenty-one billion, three hundred fifty-three million, four hundred nineteen thousand, five hundred four".