6626554452 has 72 divisors (see below), whose sum is σ = 19358539200. Its totient is φ = 1872021888.

The previous prime is 6626554411. The next prime is 6626554537. The reversal of 6626554452 is 2544556266.

It is a super-2 number, since 2×6626554452² = 87822447810642040608, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6626554398 and 6626554407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125302 + ... + 170157.

It is an arithmetic number, because the mean of its divisors is an integer number (268868600).

Almost surely, 2^6626554452 is an apocalyptic number.

It is an amenable number.

6626554452 is an abundant number, since it is smaller than the sum of its proper divisors (12731984748).

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

6626554452 is a wasteful number, since it uses less digits than its factorization.

6626554452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295565 (or 295560 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 45.

The square root of 6626554452 is about 81403.6513431676. The cubic root of 6626554452 is about 1878.2897578474.

The spelling of 6626554452 in words is "six billion, six hundred twenty-six million, five hundred fifty-four thousand, four hundred fifty-two".