7221471860708 has 24 divisors (see below), whose sum is σ = 14489989157952. Its totient is φ = 3084835346784.

The previous prime is 7221471860663. The next prime is 7221471860719. The reversal of 7221471860708 is 8070681741227.

It is a super-2 number, since 2×7221471860708² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7221471860708.

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, 420039791 + ... + 420056982.

It is an arithmetic number, because the mean of its divisors is an integer number (603749548248).

Almost surely, 2^{7221471860708} is an apocalyptic number.

It is an amenable number.

7221471860708 is an abundant number, since it is smaller than the sum of its proper divisors (7268517297244).

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

7221471860708 is a wasteful number, since it uses less digits than its factorization.

7221471860708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840097091 (or 840097089 counting only the distinct ones).

The product of its (nonzero) digits is 2107392, while the sum is 53.

The spelling of 7221471860708 in words is "seven trillion, two hundred twenty-one billion, four hundred seventy-one million, eight hundred sixty thousand, seven hundred eight".