2620442654 has 8 divisors (see below), whose sum is σ = 3965448960. Its totient is φ = 1298626336.

The previous prime is 2620442651. The next prime is 2620442659. The reversal of 2620442654 is 4562440262.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2620442651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5797214 + ... + 5797665.

It is an arithmetic number, because the mean of its divisors is an integer number (495681120).

Almost surely, 2^2620442654 is an apocalyptic number.

2620442654 is a deficient number, since it is larger than the sum of its proper divisors (1345006306).

2620442654 is a wasteful number, since it uses less digits than its factorization.

2620442654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11594994.

The product of its (nonzero) digits is 92160, while the sum is 35.

The square root of 2620442654 is about 51190.2593664068. The cubic root of 2620442654 is about 1378.6633164173.

The spelling of 2620442654 in words is "two billion, six hundred twenty million, four hundred forty-two thousand, six hundred fifty-four".