20152316346 has 8 divisors (see below), whose sum is σ = 40304632704. Its totient is φ = 6717438780.

The previous prime is 20152316333. The next prime is 20152316407. The reversal of 20152316346 is 64361325102.

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

20152316346 is an admirable number.

It is a super-2 number, since 2×20152316346² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1679359690 + ... + 1679359701.

It is an arithmetic number, because the mean of its divisors is an integer number (5038079088).

Almost surely, 2^20152316346 is an apocalyptic number.

20152316346 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20152316346 is a wasteful number, since it uses less digits than its factorization.

20152316346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3358719396.

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 20152316346 in words is "twenty billion, one hundred fifty-two million, three hundred sixteen thousand, three hundred forty-six".