696725820000 has 1920 divisors, whose sum is σ = 3117502080000. Its totient is φ = 147806208000.

The previous prime is 696725819957. The next prime is 696725820013. The reversal of 696725820000 is 28527696.

696725820000 is a `hidden beast` number, since 6 + 9 + 67 + 2 + 582 + 0 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 6391979946 + ... + 6391980054.

It is an arithmetic number, because the mean of its divisors is an integer number (1623699000).

Almost surely, 2^696725820000 is an apocalyptic number.

696725820000 is a gapful number since it is divisible by the number (60) 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 696725820000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1558751040000).

696725820000 is an abundant number, since it is smaller than the sum of its proper divisors (2420776260000).

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

696725820000 is a wasteful number, since it uses less digits than its factorization.

696725820000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 696725820000 in words is "six hundred ninety-six billion, seven hundred twenty-five million, eight hundred twenty thousand".