216696906161358 has 64 divisors (see below), whose sum is σ = 521378457600000. Its totient is φ = 58654526855904.

The previous prime is 216696906161321. The next prime is 216696906161363. The reversal of 216696906161358 is 853161609696612.

It is a junction number, because it is equal to n+sod(n) for n = 216696906161292 and 216696906161301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215980143 + ... + 216981141.

It is an arithmetic number, because the mean of its divisors is an integer number (8146538400000).

Almost surely, 2^{216696906161358} is an apocalyptic number.

216696906161358 is an abundant number, since it is smaller than the sum of its proper divisors (304681551438642).

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

216696906161358 is a wasteful number, since it uses less digits than its factorization.

216696906161358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272309.

The product of its (nonzero) digits is 151165440, while the sum is 69.

The spelling of 216696906161358 in words is "two hundred sixteen trillion, six hundred ninety-six billion, nine hundred six million, one hundred sixty-one thousand, three hundred fifty-eight".