942390509824 has 243 divisors, whose sum is σ = 2070758986653. Its totient is φ = 427945598976.

The previous prime is 942390509803. The next prime is 942390509831. The reversal of 942390509824 is 428905093249.

The square root of 942390509824 is 970768.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 733695033600 + 208695476224 = 856560^2 + 456832^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 11354102487 + ... + 11354102569.

Almost surely, 2^942390509824 is an apocalyptic number.

942390509824 is the 970768-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 942390509824

942390509824 is an abundant number, since it is smaller than the sum of its proper divisors (1128368476829).

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

942390509824 is an frugal number, since it uses more digits than its factorization.

942390509824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 55.

The spelling of 942390509824 in words is "nine hundred forty-two billion, three hundred ninety million, five hundred nine thousand, eight hundred twenty-four".