2012623654 has 8 divisors (see below), whose sum is σ = 3028057128. Its totient is φ = 1003271280.

The previous prime is 2012623619. The next prime is 2012623681. The reversal of 2012623654 is 4563262102.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 1519447 + ... + 1520770.

It is an arithmetic number, because the mean of its divisors is an integer number (378507141).

Almost surely, 2^2012623654 is an apocalyptic number.

2012623654 is a deficient number, since it is larger than the sum of its proper divisors (1015433474).

2012623654 is a wasteful number, since it uses less digits than its factorization.

2012623654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040550.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 2012623654 is about 44862.2742847484. The cubic root of 2012623654 is about 1262.5662934702.

Adding to 2012623654 its reverse (4563262102), we get a palindrome (6575885756).

The spelling of 2012623654 in words is "two billion, twelve million, six hundred twenty-three thousand, six hundred fifty-four".