2620122064 has 40 divisors (see below), whose sum is σ = 5831198208. Its totient is φ = 1117200000.

The previous prime is 2620122031. The next prime is 2620122067. The reversal of 2620122064 is 4602210262.

2620122064 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 not an unprimeable number, because it can be changed into a prime (2620122067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37312 + ... + 81439.

Almost surely, 2^2620122064 is an apocalyptic number.

It is an amenable number.

2620122064 is an abundant number, since it is smaller than the sum of its proper divisors (3211076144).

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

2620122064 is a wasteful number, since it uses less digits than its factorization.

2620122064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118963 (or 118957 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 2620122064 is about 51187.1279131775. The cubic root of 2620122064 is about 1378.6070913494.

The spelling of 2620122064 in words is "two billion, six hundred twenty million, one hundred twenty-two thousand, sixty-four".