961423444730 has 32 divisors (see below), whose sum is σ = 1977863336064. Its totient is φ = 329617901376.

The previous prime is 961423444679. The next prime is 961423444747. The reversal of 961423444730 is 37444324169.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1610444 + ... + 2125176.

It is an arithmetic number, because the mean of its divisors is an integer number (61808229252).

Almost surely, 2^961423444730 is an apocalyptic number.

961423444730 is an abundant number, since it is smaller than the sum of its proper divisors (1016439891334).

961423444730 is a wasteful number, since it uses less digits than its factorization.

961423444730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541430.

The product of its (nonzero) digits is 1741824, while the sum is 47.

Adding to 961423444730 its reverse (37444324169), we get a palindrome (998867768899).

The spelling of 961423444730 in words is "nine hundred sixty-one billion, four hundred twenty-three million, four hundred forty-four thousand, seven hundred thirty".