20426614106554 has 16 divisors (see below), whose sum is σ = 31040345980800. Its totient is φ = 10079936927424.

The previous prime is 20426614106527. The next prime is 20426614106579. The reversal of 20426614106554 is 45560141662402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25812559 + ... + 26592130.

It is an arithmetic number, because the mean of its divisors is an integer number (1940021623800).

Almost surely, 2^{20426614106554} is an apocalyptic number.

20426614106554 is a deficient number, since it is larger than the sum of its proper divisors (10613731874246).

20426614106554 is a wasteful number, since it uses less digits than its factorization.

20426614106554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52407237.

The product of its (nonzero) digits is 1382400, while the sum is 46.

Adding to 20426614106554 its reverse (45560141662402), we get a palindrome (65986755768956).

The spelling of 20426614106554 in words is "twenty trillion, four hundred twenty-six billion, six hundred fourteen million, one hundred six thousand, five hundred fifty-four".