720446415575 has 6 divisors (see below), whose sum is σ = 893353555344. Its totient is φ = 576357132440.

The previous prime is 720446415551. The next prime is 720446415739. The reversal of 720446415575 is 575514644027.

It is a happy number.

It is not a de Polignac number, because 720446415575 - 2³⁴ = 703266546391 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 5 ways as a sum of consecutive naturals, for example, 14408928287 + ... + 14408928336.

It is an arithmetic number, because the mean of its divisors is an integer number (148892259224).

Almost surely, 2^720446415575 is an apocalyptic number.

720446415575 is a deficient number, since it is larger than the sum of its proper divisors (172907139769).

720446415575 is a wasteful number, since it uses less digits than its factorization.

720446415575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28817856633 (or 28817856628 counting only the distinct ones).

The product of its (nonzero) digits is 4704000, while the sum is 50.

The spelling of 720446415575 in words is "seven hundred twenty billion, four hundred forty-six million, four hundred fifteen thousand, five hundred seventy-five".