698025620061 has 64 divisors (see below), whose sum is σ = 1302574479360. Its totient is φ = 358872353280.

The previous prime is 698025620029. The next prime is 698025620093. The reversal of 698025620061 is 160026520896.

698025620061 is a `hidden beast` number, since 6 + 9 + 80 + 2 + 562 + 0 + 0 + 6 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (698025620029) and next prime (698025620093).

It is not a de Polignac number, because 698025620061 - 2⁵ = 698025620029 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 698025619989 and 698025620016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698025620261) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1529011 + ... + 1932336.

It is an arithmetic number, because the mean of its divisors is an integer number (20352726240).

Almost surely, 2^698025620061 is an apocalyptic number.

It is an amenable number.

698025620061 is a deficient number, since it is larger than the sum of its proper divisors (604548859299).

698025620061 is a wasteful number, since it uses less digits than its factorization.

698025620061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3461471 (or 3461465 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 698025620061 in words is "six hundred ninety-eight billion, twenty-five million, six hundred twenty thousand, sixty-one".