6620656061452 has 24 divisors (see below), whose sum is σ = 12272066336880. Its totient is φ = 3114490444800.

The previous prime is 6620656061449. The next prime is 6620656061471. The reversal of 6620656061452 is 2541606560266.

It is a super-2 number, since 2×6620656061452² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6620656061396 and 6620656061405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17189502 + ... + 17570437.

It is an arithmetic number, because the mean of its divisors is an integer number (511336097370).

Almost surely, 2^{6620656061452} is an apocalyptic number.

It is an amenable number.

6620656061452 is a deficient number, since it is larger than the sum of its proper divisors (5651410275428).

6620656061452 is a wasteful number, since it uses less digits than its factorization.

6620656061452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34762761 (or 34762759 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 6620656061452 in words is "six trillion, six hundred twenty billion, six hundred fifty-six million, sixty-one thousand, four hundred fifty-two".