6652679040 has 768 divisors, whose sum is σ = 28032782400. Its totient is φ = 1504935936.

The previous prime is 6652679023. The next prime is 6652679119. The reversal of 6652679040 is 409762566.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 68584272 + ... + 68584368.

Almost surely, 2^6652679040 is an apocalyptic number.

6652679040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6652679040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14016391200).

6652679040 is an abundant number, since it is smaller than the sum of its proper divisors (21380103360).

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

6652679040 is an frugal number, since it uses more digits than its factorization.

6652679040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 114 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 6652679040 is about 81563.9567456116. The cubic root of 6652679040 is about 1880.7548500364.

The spelling of 6652679040 in words is "six billion, six hundred fifty-two million, six hundred seventy-nine thousand, forty".