6620100496 has 15 divisors (see below), whose sum is σ = 12827075313. Its totient is φ = 3309887520.

The previous prime is 6620100493. The next prime is 6620100497. The reversal of 6620100496 is 6940010266.

The square root of 6620100496 is 81364.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4151998096 + 2468102400 = 64436^2 + 49680^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6620100493) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 315286 + ... + 335626.

Almost surely, 2^6620100496 is an apocalyptic number.

6620100496 is the 81364-th square number.

It is an amenable number.

6620100496 is a deficient number, since it is larger than the sum of its proper divisors (6206974817).

6620100496 is an frugal number, since it uses more digits than its factorization.

6620100496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40690 (or 20343 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The cubic root of 6620100496 is about 1877.6797708009.

The spelling of 6620100496 in words is "six billion, six hundred twenty million, one hundred thousand, four hundred ninety-six".