7121009480 has 64 divisors (see below), whose sum is σ = 17621936640. Its totient is φ = 2573344512.

The previous prime is 7121009447. The next prime is 7121009491. The reversal of 7121009480 is 849001217.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121244 + ... + 170123.

It is an arithmetic number, because the mean of its divisors is an integer number (275342760).

Almost surely, 2^7121009480 is an apocalyptic number.

It is an amenable number.

7121009480 is an abundant number, since it is smaller than the sum of its proper divisors (10500927160).

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

7121009480 is a wasteful number, since it uses less digits than its factorization.

7121009480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291438 (or 291434 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 7121009480 is about 84386.0739695834. The cubic root of 7121009480 is about 1923.8912582995.

The spelling of 7121009480 in words is "seven billion, one hundred twenty-one million, nine thousand, four hundred eighty".