2620676256 has 96 divisors (see below), whose sum is σ = 7707607488. Its totient is φ = 772669440.

The previous prime is 2620676239. The next prime is 2620676287. The reversal of 2620676256 is 6526760262.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5536 + ... + 72608.

It is an arithmetic number, because the mean of its divisors is an integer number (80287578).

Almost surely, 2^2620676256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2620676256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3853803744).

2620676256 is an abundant number, since it is smaller than the sum of its proper divisors (5086931232).

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

2620676256 is a wasteful number, since it uses less digits than its factorization.

2620676256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67134 (or 67126 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 2620676256 is about 51192.5410191758. The cubic root of 2620676256 is about 1378.7042826433.

It can be divided in two parts, 2620 and 676256, that added together give a palindrome (678876).

The spelling of 2620676256 in words is "two billion, six hundred twenty million, six hundred seventy-six thousand, two hundred fifty-six".