6020666040 has 64 divisors (see below), whose sum is σ = 19012636800. Its totient is φ = 1521009792.

The previous prime is 6020666039. The next prime is 6020666051. The reversal of 6020666040 is 406660206.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 6020665989 and 6020666007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1318042 + ... + 1322601.

It is an arithmetic number, because the mean of its divisors is an integer number (297072450).

Almost surely, 2^6020666040 is an apocalyptic number.

6020666040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6020666040 is an abundant number, since it is smaller than the sum of its proper divisors (12991970760).

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

6020666040 is a wasteful number, since it uses less digits than its factorization.

6020666040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2640676 (or 2640672 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 6020666040 is about 77592.9509684997. The cubic root of 6020666040 is about 1819.2044625226.

The spelling of 6020666040 in words is "six billion, twenty million, six hundred sixty-six thousand, forty".