73797203844 has 192 divisors, whose sum is σ = 235659110400. Its totient is φ = 19448055936.

The previous prime is 73797203839. The next prime is 73797203861. The reversal of 73797203844 is 44830279737.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19526347 + ... + 19530125.

It is an arithmetic number, because the mean of its divisors is an integer number (1227391200).

Almost surely, 2^73797203844 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73797203844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117829555200).

73797203844 is an abundant number, since it is smaller than the sum of its proper divisors (161861906556).

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

73797203844 is a wasteful number, since it uses less digits than its factorization.

73797203844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5799 (or 5791 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 54.

The spelling of 73797203844 in words is "seventy-three billion, seven hundred ninety-seven million, two hundred three thousand, eight hundred forty-four".