422797135930 has 16 divisors (see below), whose sum is σ = 819575986824. Its totient is φ = 156109711680.

The previous prime is 422797135879. The next prime is 422797135931. The reversal of 422797135930 is 39531797224.

It can be written as a sum of positive squares in 4 ways, for example, as 211400407089 + 211396728841 = 459783^2 + 459779^2 .

It is a super-2 number, since 2×422797135930² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (422797135931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1626142701 + ... + 1626142960.

Almost surely, 2^422797135930 is an apocalyptic number.

422797135930 is a deficient number, since it is larger than the sum of its proper divisors (396778850894).

422797135930 is a wasteful number, since it uses less digits than its factorization.

422797135930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3252285681.

The product of its (nonzero) digits is 2857680, while the sum is 52.

The spelling of 422797135930 in words is "four hundred twenty-two billion, seven hundred ninety-seven million, one hundred thirty-five thousand, nine hundred thirty".