707672017920 has 2112 divisors, whose sum is σ = 3048514237440. Its totient is φ = 138726604800.

The previous prime is 707672017919. The next prime is 707672017981. The reversal of 707672017920 is 29710276707.

It is a super-2 number, since 2×707672017920² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 707672017920.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 9967211485 + ... + 9967211555.

Almost surely, 2^707672017920 is an apocalyptic number.

707672017920 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 707672017920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1524257118720).

707672017920 is an abundant number, since it is smaller than the sum of its proper divisors (2340842219520).

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

707672017920 is a wasteful number, since it uses less digits than its factorization.

707672017920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 518616, while the sum is 48.

The spelling of 707672017920 in words is "seven hundred seven billion, six hundred seventy-two million, seventeen thousand, nine hundred twenty".