462142447730 has 32 divisors (see below), whose sum is σ = 840009210480. Its totient is φ = 183047351040.

The previous prime is 462142447703. The next prime is 462142447733. The reversal of 462142447730 is 37744241264.

It can be written as a sum of positive squares in 8 ways, for example, as 190166638561 + 271975809169 = 436081^2 + 521513^2 .

It is not an unprimeable number, because it can be changed into a prime (462142447733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1636112 + ... + 1897668.

Almost surely, 2^462142447730 is an apocalyptic number.

462142447730 is a deficient number, since it is larger than the sum of its proper divisors (377866762750).

462142447730 is a wasteful number, since it uses less digits than its factorization.

462142447730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263294.

The product of its (nonzero) digits is 903168, while the sum is 44.

Adding to 462142447730 its reverse (37744241264), we get a palindrome (499886688994).

The spelling of 462142447730 in words is "four hundred sixty-two billion, one hundred forty-two million, four hundred forty-seven thousand, seven hundred thirty".