1204206898797 has 80 divisors (see below), whose sum is σ = 2172689164800. Its totient is φ = 649302804000.

The previous prime is 1204206898733. The next prime is 1204206898831. The reversal of 1204206898797 is 7978986024021.

1204206898797 is a `hidden beast` number, since 120 + 420 + 6 + 8 + 9 + 87 + 9 + 7 = 666.

It is not a de Polignac number, because 1204206898797 - 2⁶ = 1204206898733 is a prime.

It is a super-2 number, since 2×1204206898797² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204206896797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2481354 + ... + 2926692.

It is an arithmetic number, because the mean of its divisors is an integer number (27158614560).

Almost surely, 2^{1204206898797} is an apocalyptic number.

It is an amenable number.

1204206898797 is a deficient number, since it is larger than the sum of its proper divisors (968482266003).

1204206898797 is a wasteful number, since it uses less digits than its factorization.

1204206898797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445628 (or 445619 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 63.

The spelling of 1204206898797 in words is "one trillion, two hundred four billion, two hundred six million, eight hundred ninety-eight thousand, seven hundred ninety-seven".