2009648682454 has 16 divisors (see below), whose sum is σ = 3449812061088. Its totient is φ = 860102998272.

The previous prime is 2009648682449. The next prime is 2009648682469. The reversal of 2009648682454 is 4542868469002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97906747 + ... + 97927270.

It is an arithmetic number, because the mean of its divisors is an integer number (215613253818).

Almost surely, 2^{2009648682454} is an apocalyptic number.

2009648682454 is a deficient number, since it is larger than the sum of its proper divisors (1440163378634).

2009648682454 is a wasteful number, since it uses less digits than its factorization.

2009648682454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195834759.

The product of its (nonzero) digits is 26542080, while the sum is 58.

The spelling of 2009648682454 in words is "two trillion, nine billion, six hundred forty-eight million, six hundred eighty-two thousand, four hundred fifty-four".