2621526325 has 12 divisors (see below), whose sum is σ = 3546210528. Its totient is φ = 1906564400.

The previous prime is 2621526317. The next prime is 2621526337. The reversal of 2621526325 is 5236251262.

It is not a de Polignac number, because 2621526325 - 2³ = 2621526317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4766137 + ... + 4766686.

It is an arithmetic number, because the mean of its divisors is an integer number (295517544).

Almost surely, 2^2621526325 is an apocalyptic number.

2621526325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2621526325 is a deficient number, since it is larger than the sum of its proper divisors (924684203).

2621526325 is a wasteful number, since it uses less digits than its factorization.

2621526325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9532844 (or 9532839 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 2621526325 is about 51200.8430106380. The cubic root of 2621526325 is about 1378.8533366736.

Adding to 2621526325 its reverse (5236251262), we get a palindrome (7857777587).

The spelling of 2621526325 in words is "two billion, six hundred twenty-one million, five hundred twenty-six thousand, three hundred twenty-five".