2620272345 has 16 divisors (see below), whose sum is σ = 4202900352. Its totient is φ = 1393990400.

The previous prime is 2620272313. The next prime is 2620272371. The reversal of 2620272345 is 5432720262.

It is not a de Polignac number, because 2620272345 - 2⁵ = 2620272313 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211797 + ... + 223826.

It is an arithmetic number, because the mean of its divisors is an integer number (262681272).

Almost surely, 2^2620272345 is an apocalyptic number.

It is an amenable number.

2620272345 is a deficient number, since it is larger than the sum of its proper divisors (1582628007).

2620272345 is a wasteful number, since it uses less digits than its factorization.

2620272345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436032.

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 2620272345 is about 51188.5958490756. The cubic root of 2620272345 is about 1378.6334481992.

The spelling of 2620272345 in words is "two billion, six hundred twenty million, two hundred seventy-two thousand, three hundred forty-five".