20614426355 has 12 divisors (see below), whose sum is σ = 26278045680. Its totient is φ = 15521449344.

The previous prime is 20614426291. The next prime is 20614426379. The reversal of 20614426355 is 55362441602.

It is not a de Polignac number, because 20614426355 - 2⁶ = 20614426291 is a prime.

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, 7131575 + ... + 7134464.

It is an arithmetic number, because the mean of its divisors is an integer number (2189837140).

Almost surely, 2^20614426355 is an apocalyptic number.

20614426355 is a deficient number, since it is larger than the sum of its proper divisors (5663619325).

20614426355 is a wasteful number, since it uses less digits than its factorization.

20614426355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14266078 (or 14266061 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 20614426355 its reverse (55362441602), we get a palindrome (75976867957).

The spelling of 20614426355 in words is "twenty billion, six hundred fourteen million, four hundred twenty-six thousand, three hundred fifty-five".