999929316904420 has 48 divisors (see below), whose sum is σ = 2399837980821120. Its totient is φ = 342831820045824.

The previous prime is 999929316904411. The next prime is 999929316904439. The reversal of 999929316904420 is 24409613929999.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33539836 + ... + 55899724.

It is an arithmetic number, because the mean of its divisors is an integer number (49996624600440).

Almost surely, 2^{999929316904420} is an apocalyptic number.

It is an amenable number.

999929316904420 is an abundant number, since it is smaller than the sum of its proper divisors (1399908663916700).

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

999929316904420 is a wasteful number, since it uses less digits than its factorization.

999929316904420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22679332 (or 22679330 counting only the distinct ones).

The product of its (nonzero) digits is 612220032, while the sum is 76.

The spelling of 999929316904420 in words is "nine hundred ninety-nine trillion, nine hundred twenty-nine billion, three hundred sixteen million, nine hundred four thousand, four hundred twenty".