797698407744 has 224 divisors, whose sum is σ = 2704690348800. Its totient is φ = 225822504960.

The previous prime is 797698407739. The next prime is 797698407757. The reversal of 797698407744 is 447704896797.

797698407744 is a `hidden beast` number, since 7 + 97 + 6 + 98 + 407 + 7 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (72).

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, 1015954 + ... + 1620974.

Almost surely, 2^797698407744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 797698407744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1352345174400).

797698407744 is an abundant number, since it is smaller than the sum of its proper divisors (1906991941056).

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

797698407744 is a wasteful number, since it uses less digits than its factorization.

797698407744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605158 (or 605142 counting only the distinct ones).

The product of its (nonzero) digits is 597445632, while the sum is 72.

The spelling of 797698407744 in words is "seven hundred ninety-seven billion, six hundred ninety-eight million, four hundred seven thousand, seven hundred forty-four".