20555315114350 has 24 divisors (see below), whose sum is σ = 38446477671960. Its totient is φ = 8176192377120.

The previous prime is 20555315114333. The next prime is 20555315114357. The reversal of 20555315114350 is 5341151355502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20555315114357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1148332677 + ... + 1148350576.

It is an arithmetic number, because the mean of its divisors is an integer number (1601936569665).

Almost surely, 2^{20555315114350} is an apocalyptic number.

20555315114350 is a deficient number, since it is larger than the sum of its proper divisors (17891162557610).

20555315114350 is a wasteful number, since it uses less digits than its factorization.

20555315114350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2296683444 (or 2296683439 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 40.

Adding to 20555315114350 its reverse (5341151355502), we get a palindrome (25896466469852).

The spelling of 20555315114350 in words is "twenty trillion, five hundred fifty-five billion, three hundred fifteen million, one hundred fourteen thousand, three hundred fifty".