6626142546 has 32 divisors (see below), whose sum is σ = 13788567360. Its totient is φ = 2120215104.

The previous prime is 6626142541. The next prime is 6626142587. The reversal of 6626142546 is 6452416266.

It is a super-2 number, since 2×6626142546² = 87811530079822724232, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6626142498 and 6626142507.

It is not an unprimeable number, because it can be changed into a prime (6626142541) 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 15 ways as a sum of consecutive naturals, for example, 79960 + ... + 140163.

It is an arithmetic number, because the mean of its divisors is an integer number (430892730).

Almost surely, 2^6626142546 is an apocalyptic number.

6626142546 is an abundant number, since it is smaller than the sum of its proper divisors (7162424814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6626142546 is a wasteful number, since it uses less digits than its factorization.

6626142546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220330.

The product of its digits is 414720, while the sum is 42.

The square root of 6626142546 is about 81401.1212822035. The cubic root of 6626142546 is about 1878.2508389362.

The spelling of 6626142546 in words is "six billion, six hundred twenty-six million, one hundred forty-two thousand, five hundred forty-six".