921409483630 has 8 divisors (see below), whose sum is σ = 1658537070552. Its totient is φ = 368563793448.

The previous prime is 921409483619. The next prime is 921409483679. The reversal of 921409483630 is 36384904129.

921409483630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46070474172 + ... + 46070474191.

It is an arithmetic number, because the mean of its divisors is an integer number (207317133819).

Almost surely, 2^921409483630 is an apocalyptic number.

921409483630 is a deficient number, since it is larger than the sum of its proper divisors (737127586922).

921409483630 is a wasteful number, since it uses less digits than its factorization.

921409483630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92140948370.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 921409483630 in words is "nine hundred twenty-one billion, four hundred nine million, four hundred eighty-three thousand, six hundred thirty".