20260455507654 has 16 divisors (see below), whose sum is σ = 42282689755392. Its totient is φ = 6459855379208.

The previous prime is 20260455507647. The next prime is 20260455507661. The reversal of 20260455507654 is 45670555406202.

It is an interprime number because it is at equal distance from previous prime (20260455507647) and next prime (20260455507661).

It is a junction number, because it is equal to n+sod(n) for n = 20260455507597 and 20260455507606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73407447354 + ... + 73407447629.

It is an arithmetic number, because the mean of its divisors is an integer number (2642668109712).

Almost surely, 2^{20260455507654} is an apocalyptic number.

20260455507654 is an abundant number, since it is smaller than the sum of its proper divisors (22022234247738).

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

20260455507654 is a wasteful number, since it uses less digits than its factorization.

20260455507654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146814895011.

The product of its (nonzero) digits is 10080000, while the sum is 51.

The spelling of 20260455507654 in words is "twenty trillion, two hundred sixty billion, four hundred fifty-five million, five hundred seven thousand, six hundred fifty-four".