233773493904 has 160 divisors (see below), whose sum is σ = 673642578560. Its totient is φ = 77620280832.

The previous prime is 233773493893. The next prime is 233773493909. The reversal of 233773493904 is 409394377332.

It is a super-2 number, since 2×233773493904² (a number of 24 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (233773493909) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192722802 + ... + 192724014.

It is an arithmetic number, because the mean of its divisors is an integer number (4210266116).

Almost surely, 2^233773493904 is an apocalyptic number.

233773493904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 233773493904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (336821289280).

233773493904 is an abundant number, since it is smaller than the sum of its proper divisors (439869084656).

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

233773493904 is a wasteful number, since it uses less digits than its factorization.

233773493904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2606 (or 2594 counting only the distinct ones).

The product of its (nonzero) digits is 10287648, while the sum is 54.

The spelling of 233773493904 in words is "two hundred thirty-three billion, seven hundred seventy-three million, four hundred ninety-three thousand, nine hundred four".