1626225513 has 8 divisors (see below), whose sum is σ = 2365418976. Its totient is φ = 985591200.

The previous prime is 1626225509. The next prime is 1626225529. The reversal of 1626225513 is 3155226261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1626225513 - 2² = 1626225509 is a prime.

It is a super-2 number, since 2×1626225513² = 5289218838264226338, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 49279561 = 1626225513 / (1 + 6 + 2 + 6 + 2 + 2 + 5 + 5 + 1 + 3).

It is not an unprimeable number, because it can be changed into a prime (1626225583) 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 7 ways as a sum of consecutive naturals, for example, 24639748 + ... + 24639813.

It is an arithmetic number, because the mean of its divisors is an integer number (295677372).

Almost surely, 2^1626225513 is an apocalyptic number.

It is an amenable number.

1626225513 is a deficient number, since it is larger than the sum of its proper divisors (739193463).

1626225513 is a wasteful number, since it uses less digits than its factorization.

1626225513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49279575.

The product of its digits is 21600, while the sum is 33.

The square root of 1626225513 is about 40326.4864946105. The cubic root of 1626225513 is about 1175.9628174127.

The spelling of 1626225513 in words is "one billion, six hundred twenty-six million, two hundred twenty-five thousand, five hundred thirteen".