942947813025 has 63 divisors (see below), whose sum is σ = 1753324728169. Its totient is φ = 502835584320.

The previous prime is 942947812993. The next prime is 942947813033. The reversal of 942947813025 is 520318749249.

The square root of 942947813025 is 971055.

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

It can be written as a sum of positive squares in 4 ways, for example, as 369614145681 + 573333667344 = 607959^2 + 757188^2 .

It is not a de Polignac number, because 942947813025 - 2⁵ = 942947812993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 131088829 + ... + 131096021.

Almost surely, 2^942947813025 is an apocalyptic number.

942947813025 is the 971055-th square number.

942947813025 is the 485528-th centered octagonal number.

It is an amenable number.

942947813025 is a deficient number, since it is larger than the sum of its proper divisors (810376915144).

942947813025 is an frugal number, since it uses more digits than its factorization.

942947813025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14414 (or 7201 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 942947813025 in words is "nine hundred forty-two billion, nine hundred forty-seven million, eight hundred thirteen thousand, twenty-five".