2609426862 has 48 divisors (see below), whose sum is σ = 6467816160. Its totient is φ = 744814656.

The previous prime is 2609426803. The next prime is 2609426893. The reversal of 2609426862 is 2686249062.

2609426862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125008 + ... + 144380.

It is an arithmetic number, because the mean of its divisors is an integer number (134746170).

Almost surely, 2^2609426862 is an apocalyptic number.

2609426862 is an abundant number, since it is smaller than the sum of its proper divisors (3858389298).

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

2609426862 is a wasteful number, since it uses less digits than its factorization.

2609426862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20457 (or 20454 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 2609426862 is about 51082.5494861014. The cubic root of 2609426862 is about 1376.7287324220.

The spelling of 2609426862 in words is "two billion, six hundred nine million, four hundred twenty-six thousand, eight hundred sixty-two".