7477242066 has 24 divisors (see below), whose sum is σ = 18515075904. Its totient is φ = 2136354840.

The previous prime is 7477242043. The next prime is 7477242163. The reversal of 7477242066 is 6602427747.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29671470 + ... + 29671721.

It is an arithmetic number, because the mean of its divisors is an integer number (771461496).

Almost surely, 2^7477242066 is an apocalyptic number.

7477242066 is an abundant number, since it is smaller than the sum of its proper divisors (11037833838).

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

7477242066 is a wasteful number, since it uses less digits than its factorization.

7477242066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59343206 (or 59343203 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 45.

The square root of 7477242066 is about 86471.0475592843. The cubic root of 7477242066 is about 1955.4519413117.

The spelling of 7477242066 in words is "seven billion, four hundred seventy-seven million, two hundred forty-two thousand, sixty-six".