73861823448 has 288 divisors, whose sum is σ = 259362745200. Its totient is φ = 18816344064.

The previous prime is 73861823437. The next prime is 73861823461. The reversal of 73861823448 is 84432816837.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 73861823394 and 73861823403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1107136 + ... + 1171952.

Almost surely, 2^73861823448 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 73861823448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129681372600).

73861823448 is an abundant number, since it is smaller than the sum of its proper divisors (185500921752).

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

73861823448 is a wasteful number, since it uses less digits than its factorization.

73861823448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64879 (or 64865 counting only the distinct ones).

The product of its digits is 6193152, while the sum is 54.

The spelling of 73861823448 in words is "seventy-three billion, eight hundred sixty-one million, eight hundred twenty-three thousand, four hundred forty-eight".