7221471860735 has 32 divisors (see below), whose sum is σ = 10022260598784. Its totient is φ = 4945194288000.

The previous prime is 7221471860723. The next prime is 7221471860753. The reversal of 7221471860735 is 5370681741227.

It is not a de Polignac number, because 7221471860735 - 2⁴ = 7221471860719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57172961 + ... + 57299130.

It is an arithmetic number, because the mean of its divisors is an integer number (313195643712).

Almost surely, 2^{7221471860735} is an apocalyptic number.

7221471860735 is a deficient number, since it is larger than the sum of its proper divisors (2800788738049).

7221471860735 is a wasteful number, since it uses less digits than its factorization.

7221471860735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114472175.

The product of its (nonzero) digits is 3951360, while the sum is 53.

The spelling of 7221471860735 in words is "seven trillion, two hundred twenty-one billion, four hundred seventy-one million, eight hundred sixty thousand, seven hundred thirty-five".