2620740548 has 6 divisors (see below), whose sum is σ = 4586295966. Its totient is φ = 1310370272.

The previous prime is 2620740517. The next prime is 2620740557. The reversal of 2620740548 is 8450470262.

It can be written as a sum of positive squares in only one way, i.e., 2272619584 + 348120964 = 47672^2 + 18658^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327592565 + ... + 327592572.

It is an arithmetic number, because the mean of its divisors is an integer number (764382661).

Almost surely, 2^2620740548 is an apocalyptic number.

It is an amenable number.

2620740548 is a deficient number, since it is larger than the sum of its proper divisors (1965555418).

2620740548 is a wasteful number, since it uses less digits than its factorization.

2620740548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655185141 (or 655185139 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 38.

The square root of 2620740548 is about 51193.1689583679. The cubic root of 2620740548 is about 1378.7155569509.

The spelling of 2620740548 in words is "two billion, six hundred twenty million, seven hundred forty thousand, five hundred forty-eight".