20350316641400 has 48 divisors (see below), whose sum is σ = 48946020211800. Its totient is φ = 7859432631680.

The previous prime is 20350316641397. The next prime is 20350316641427. The reversal of 20350316641400 is 414661305302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1754331842 + ... + 1754343441.

Almost surely, 2^{20350316641400} is an apocalyptic number.

20350316641400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20350316641400 is an abundant number, since it is smaller than the sum of its proper divisors (28595703570400).

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

20350316641400 is a wasteful number, since it uses less digits than its factorization.

20350316641400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3508675328 (or 3508675319 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 20350316641400 its reverse (414661305302), we get a palindrome (20764977946702).

The spelling of 20350316641400 in words is "twenty trillion, three hundred fifty billion, three hundred sixteen million, six hundred forty-one thousand, four hundred".