2620651033 has 72 divisors (see below), whose sum is σ = 3684734144. Its totient is φ = 1813553280.

The previous prime is 2620651021. The next prime is 2620651049. The reversal of 2620651033 is 3301560262.

It is a de Polignac number, because none of the positive numbers 2^k-2620651033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2620650992 and 2620651010.

It is not an unprimeable number, because it can be changed into a prime (2620651063) by changing a digit.

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 71 ways as a sum of consecutive naturals, for example, 9260110 + ... + 9260392.

Almost surely, 2^2620651033 is an apocalyptic number.

It is an amenable number.

2620651033 is a deficient number, since it is larger than the sum of its proper divisors (1064083111).

2620651033 is a wasteful number, since it uses less digits than its factorization.

2620651033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2620651033 is about 51192.2946643340. The cubic root of 2620651033 is about 1378.6998594632.

The spelling of 2620651033 in words is "two billion, six hundred twenty million, six hundred fifty-one thousand, thirty-three".