331026540330 has 128 divisors (see below), whose sum is σ = 808756565760. Its totient is φ = 86703411200.

The previous prime is 331026540319. The next prime is 331026540331. The reversal of 331026540330 is 33045620133.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (331026540331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 228136105 + ... + 228137555.

It is an arithmetic number, because the mean of its divisors is an integer number (6318410670).

Almost surely, 2^331026540330 is an apocalyptic number.

331026540330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

331026540330 is an abundant number, since it is smaller than the sum of its proper divisors (477730025430).

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

331026540330 is a wasteful number, since it uses less digits than its factorization.

331026540330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136.

The product of its (nonzero) digits is 19440, while the sum is 30.

The spelling of 331026540330 in words is "three hundred thirty-one billion, twenty-six million, five hundred forty thousand, three hundred thirty".