1973804800459 has 8 divisors (see below), whose sum is σ = 2021965005312. Its totient is φ = 1925645482560.

The previous prime is 1973804800441. The next prime is 1973804800571. The reversal of 1973804800459 is 9540084083791.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1973804800459 - 2¹¹ = 1973804798411 is a prime.

It is a super-2 number, since 2×1973804800459² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1973804801459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7655937 + ... + 7909549.

It is an arithmetic number, because the mean of its divisors is an integer number (252745625664).

Almost surely, 2^{1973804800459} is an apocalyptic number.

1973804800459 is a deficient number, since it is larger than the sum of its proper divisors (48160204853).

1973804800459 is a wasteful number, since it uses less digits than its factorization.

1973804800459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443477.

The product of its (nonzero) digits is 8709120, while the sum is 58.

The spelling of 1973804800459 in words is "one trillion, nine hundred seventy-three billion, eight hundred four million, eight hundred thousand, four hundred fifty-nine".