234528137320 has 32 divisors (see below), whose sum is σ = 535564260000. Its totient is φ = 92411085888.

The previous prime is 234528137317. The next prime is 234528137339. The reversal of 234528137320 is 23731825432.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43752570 + ... + 43757929.

It is an arithmetic number, because the mean of its divisors is an integer number (16736383125).

Almost surely, 2^234528137320 is an apocalyptic number.

234528137320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234528137320 is an abundant number, since it is smaller than the sum of its proper divisors (301036122680).

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

234528137320 is a wasteful number, since it uses less digits than its factorization.

234528137320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87510577 (or 87510573 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 234528137320 in words is "two hundred thirty-four billion, five hundred twenty-eight million, one hundred thirty-seven thousand, three hundred twenty".