20329670370 has 16 divisors (see below), whose sum is σ = 48791208960. Its totient is φ = 5421245424.

The previous prime is 20329670363. The next prime is 20329670377. The reversal of 20329670370 is 7307692302.

It is an interprime number because it is at equal distance from previous prime (20329670363) and next prime (20329670377).

It is not an unprimeable number, because it can be changed into a prime (20329670377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338827810 + ... + 338827869.

It is an arithmetic number, because the mean of its divisors is an integer number (3049450560).

Almost surely, 2^20329670370 is an apocalyptic number.

20329670370 is an abundant number, since it is smaller than the sum of its proper divisors (28461538590).

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

20329670370 is a wasteful number, since it uses less digits than its factorization.

20329670370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677655689.

The product of its (nonzero) digits is 95256, while the sum is 39.

The spelling of 20329670370 in words is "twenty billion, three hundred twenty-nine million, six hundred seventy thousand, three hundred seventy".