236074240640 has 128 divisors (see below), whose sum is σ = 649913742720. Its totient is φ = 80321679360.

The previous prime is 236074240639. The next prime is 236074240691. The reversal of 236074240640 is 46042470632.

236074240640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 236074240594 and 236074240603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385754 + ... + 788006.

It is an arithmetic number, because the mean of its divisors is an integer number (5077451115).

Almost surely, 2^236074240640 is an apocalyptic number.

236074240640 is a gapful number since it is divisible by the number (20) 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 236074240640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324956871360).

236074240640 is an abundant number, since it is smaller than the sum of its proper divisors (413839502080).

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

236074240640 is a wasteful number, since it uses less digits than its factorization.

236074240640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402410 (or 402398 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 38.

The spelling of 236074240640 in words is "two hundred thirty-six billion, seventy-four million, two hundred forty thousand, six hundred forty".