235144323064 has 48 divisors (see below), whose sum is σ = 529423058880. Its totient is φ = 97525290240.

The previous prime is 235144323061. The next prime is 235144323091. The reversal of 235144323064 is 460323441532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235144323061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9662977 + ... + 9687280.

It is an arithmetic number, because the mean of its divisors is an integer number (11029647060).

Almost surely, 2^235144323064 is an apocalyptic number.

It is an amenable number.

235144323064 is an abundant number, since it is smaller than the sum of its proper divisors (294278735816).

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

235144323064 is a wasteful number, since it uses less digits than its factorization.

235144323064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19350308 (or 19350297 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 235144323064 its reverse (460323441532), we get a palindrome (695467764596).

The spelling of 235144323064 in words is "two hundred thirty-five billion, one hundred forty-four million, three hundred twenty-three thousand, sixty-four".