2008121269654 has 16 divisors (see below), whose sum is σ = 3061656782496. Its totient is φ = 987570028800.

The previous prime is 2008121269643. The next prime is 2008121269697. The reversal of 2008121269654 is 4569621218002.

It is a congruent number.

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, 3987334 + ... + 4462630.

It is an arithmetic number, because the mean of its divisors is an integer number (191353548906).

Almost surely, 2^{2008121269654} is an apocalyptic number.

2008121269654 is a deficient number, since it is larger than the sum of its proper divisors (1053535512842).

2008121269654 is a wasteful number, since it uses less digits than its factorization.

2008121269654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509991.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 2008121269654 in words is "two trillion, eight billion, one hundred twenty-one million, two hundred sixty-nine thousand, six hundred fifty-four".